/*
 * jQuery UI 1.6rc5
 *
 * Copyright (c) 2009 AUTHORS.txt (http://ui.jquery.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI
 */
;(function($) {

var _remove = $.fn.remove,
  isFF2 = $.browser.mozilla && (parseFloat($.browser.version) < 1.9);

//Helper functions and ui object
$.ui = {
  version: "1.6rc5",

  // $.ui.plugin is deprecated.  Use the proxy pattern instead.
  plugin: {
    add: function(module, option, set) {
      var proto = $.ui[module].prototype;
      for(var i in set) {
        proto.plugins[i] = proto.plugins[i] || [];
        proto.plugins[i].push([option, set[i]]);
      }
    },
    call: function(instance, name, args) {
      var set = instance.plugins[name];
      if(!set) { return; }

      for (var i = 0; i < set.length; i++) {
        if (instance.options[set[i][0]]) {
          set[i][1].apply(instance.element, args);
        }
      }
    }
  },

  contains: function(a, b) {
    return document.compareDocumentPosition
      ? a.compareDocumentPosition(b) & 16
      : a !== b && a.contains(b);
  },

  cssCache: {},
  css: function(name) {
    if ($.ui.cssCache[name]) { return $.ui.cssCache[name]; }
    var tmp = $('<div class="ui-gen"></div>').addClass(name).css({position:'absolute', top:'-5000px', left:'-5000px', display:'block'}).appendTo('body');

    //if (!$.browser.safari)
      //tmp.appendTo('body');

    //Opera and Safari set width and height to 0px instead of auto
    //Safari returns rgba(0,0,0,0) when bgcolor is not set
    $.ui.cssCache[name] = !!(
      (!(/auto|default/).test(tmp.css('cursor')) || (/^[1-9]/).test(tmp.css('height')) || (/^[1-9]/).test(tmp.css('width')) ||
      !(/none/).test(tmp.css('backgroundImage')) || !(/transparent|rgba\(0, 0, 0, 0\)/).test(tmp.css('backgroundColor')))
    );
    try { $('body').get(0).removeChild(tmp.get(0)); } catch(e){}
    return $.ui.cssCache[name];
  },

  hasScroll: function(el, a) {

    //If overflow is hidden, the element might have extra content, but the user wants to hide it
    if ($(el).css('overflow') == 'hidden') { return false; }

    var scroll = (a && a == 'left') ? 'scrollLeft' : 'scrollTop',
      has = false;

    if (el[scroll] > 0) { return true; }

    // TODO: determine which cases actually cause this to happen
    // if the element doesn't have the scroll set, see if it's possible to
    // set the scroll
    el[scroll] = 1;
    has = (el[scroll] > 0);
    el[scroll] = 0;
    return has;
  },

  isOverAxis: function(x, reference, size) {
    //Determines when x coordinate is over "b" element axis
    return (x > reference) && (x < (reference + size));
  },

  isOver: function(y, x, top, left, height, width) {
    //Determines when x, y coordinates is over "b" element
    return $.ui.isOverAxis(y, top, height) && $.ui.isOverAxis(x, left, width);
  },

  keyCode: {
    BACKSPACE: 8,
    CAPS_LOCK: 20,
    COMMA: 188,
    CONTROL: 17,
    DELETE: 46,
    DOWN: 40,
    END: 35,
    ENTER: 13,
    ESCAPE: 27,
    HOME: 36,
    INSERT: 45,
    LEFT: 37,
    NUMPAD_ADD: 107,
    NUMPAD_DECIMAL: 110,
    NUMPAD_DIVIDE: 111,
    NUMPAD_ENTER: 108,
    NUMPAD_MULTIPLY: 106,
    NUMPAD_SUBTRACT: 109,
    PAGE_DOWN: 34,
    PAGE_UP: 33,
    PERIOD: 190,
    RIGHT: 39,
    SHIFT: 16,
    SPACE: 32,
    TAB: 9,
    UP: 38
  }
};

// WAI-ARIA normalization
if (isFF2) {
  var attr = $.attr,
    removeAttr = $.fn.removeAttr,
    ariaNS = "http://www.w3.org/2005/07/aaa",
    ariaState = /^aria-/,
    ariaRole = /^wairole:/;

  $.attr = function(elem, name, value) {
    var set = value !== undefined;

    return (name == 'role'
      ? (set
        ? attr.call(this, elem, name, "wairole:" + value)
        : (attr.apply(this, arguments) || "").replace(ariaRole, ""))
      : (ariaState.test(name)
        ? (set
          ? elem.setAttributeNS(ariaNS,
            name.replace(ariaState, "aaa:"), value)
          : attr.call(this, elem, name.replace(ariaState, "aaa:")))
        : attr.apply(this, arguments)));
  };

  $.fn.removeAttr = function(name) {
    return (ariaState.test(name)
      ? this.each(function() {
        this.removeAttributeNS(ariaNS, name.replace(ariaState, ""));
      }) : removeAttr.call(this, name));
  };
}

//jQuery plugins
$.fn.extend({
  remove: function() {
    // Safari has a native remove event which actually removes DOM elements,
    // so we have to use triggerHandler instead of trigger (#3037).
    $("*", this).add(this).each(function() {
      $(this).triggerHandler("remove");
    });
    return _remove.apply(this, arguments );
  },

  enableSelection: function() {
    return this
      .attr('unselectable', 'off')
      .css('MozUserSelect', '')
      .unbind('selectstart.ui');
  },

  disableSelection: function() {
    return this
      .attr('unselectable', 'on')
      .css('MozUserSelect', 'none')
      .bind('selectstart.ui', function() { return false; });
  },

  scrollParent: function() {
    var scrollParent;
    if(($.browser.msie && (/(static|relative)/).test(this.css('position'))) || (/absolute/).test(this.css('position'))) {
      scrollParent = this.parents().filter(function() {
        return (/(relative|absolute|fixed)/).test($.curCSS(this,'position',1)) && (/(auto|scroll)/).test($.curCSS(this,'overflow',1)+$.curCSS(this,'overflow-y',1)+$.curCSS(this,'overflow-x',1));
      }).eq(0);
    } else {
      scrollParent = this.parents().filter(function() {
        return (/(auto|scroll)/).test($.curCSS(this,'overflow',1)+$.curCSS(this,'overflow-y',1)+$.curCSS(this,'overflow-x',1));
      }).eq(0);
    }

    return (/fixed/).test(this.css('position')) || !scrollParent.length ? $(document) : scrollParent;
  }
});


//Additional selectors
$.extend($.expr[':'], {
  data: function(elem, i, match) {
    return !!$.data(elem, match[3]);
  },

  // TODO: add support for object, area
  tabbable: function(elem) {
    var nodeName = elem.nodeName.toLowerCase();
    function isVisible(element) {
      return !($(element).is(':hidden') || $(element).parents(':hidden').length);
    }

    return (
      // in tab order
      elem.tabIndex >= 0 &&

      ( // filter node types that participate in the tab order

        // anchor tag
        ('a' == nodeName && elem.href) ||

        // enabled form element
        (/input|select|textarea|button/.test(nodeName) &&
          'hidden' != elem.type && !elem.disabled)
      ) &&

      // visible on page
      isVisible(elem)
    );
  }
});


// $.widget is a factory to create jQuery plugins
// taking some boilerplate code out of the plugin code
function getter(namespace, plugin, method, args) {
  function getMethods(type) {
    var methods = $[namespace][plugin][type] || [];
    return (typeof methods == 'string' ? methods.split(/,?\s+/) : methods);
  }

  var methods = getMethods('getter');
  if (args.length == 1 && typeof args[0] == 'string') {
    methods = methods.concat(getMethods('getterSetter'));
  }
  return ($.inArray(method, methods) != -1);
}

$.widget = function(name, prototype) {
  var namespace = name.split(".")[0];
  name = name.split(".")[1];

  // create plugin method
  $.fn[name] = function(options) {
    var isMethodCall = (typeof options == 'string'),
      args = Array.prototype.slice.call(arguments, 1);

    // prevent calls to internal methods
    if (isMethodCall && options.substring(0, 1) == '_') {
      return this;
    }

    // handle getter methods
    if (isMethodCall && getter(namespace, name, options, args)) {
      var instance = $.data(this[0], name);
      return (instance ? instance[options].apply(instance, args)
        : undefined);
    }

    // handle initialization and non-getter methods
    return this.each(function() {
      var instance = $.data(this, name);

      // constructor
      (!instance && !isMethodCall &&
        $.data(this, name, new $[namespace][name](this, options)));

      // method call
      (instance && isMethodCall && $.isFunction(instance[options]) &&
        instance[options].apply(instance, args));
    });
  };

  // create widget constructor
  $[namespace] = $[namespace] || {};
  $[namespace][name] = function(element, options) {
    var self = this;

    this.namespace = namespace;
    this.widgetName = name;
    this.widgetEventPrefix = $[namespace][name].eventPrefix || name;
    this.widgetBaseClass = namespace + '-' + name;

    this.options = $.extend({},
      $.widget.defaults,
      $[namespace][name].defaults,
      $.metadata && $.metadata.get(element)[name],
      options);

    this.element = $(element)
      .bind('setData.' + name, function(event, key, value) {
        if (event.target == element) {
          return self._setData(key, value);
        }
      })
      .bind('getData.' + name, function(event, key) {
        if (event.target == element) {
          return self._getData(key);
        }
      })
      .bind('remove', function() {
        return self.destroy();
      });

    this._init();
  };

  // add widget prototype
  $[namespace][name].prototype = $.extend({}, $.widget.prototype, prototype);

  // TODO: merge getter and getterSetter properties from widget prototype
  // and plugin prototype
  $[namespace][name].getterSetter = 'option';
};

$.widget.prototype = {
  _init: function() {},
  destroy: function() {
    this.element.removeData(this.widgetName)
      .removeClass(this.widgetBaseClass + '-disabled' + ' ' + this.namespace + '-state-disabled')
      .removeAttr('aria-disabled');
  },

  option: function(key, value) {
    var options = key,
      self = this;

    if (typeof key == "string") {
      if (value === undefined) {
        return this._getData(key);
      }
      options = {};
      options[key] = value;
    }

    $.each(options, function(key, value) {
      self._setData(key, value);
    });
  },
  _getData: function(key) {
    return this.options[key];
  },
  _setData: function(key, value) {
    this.options[key] = value;

    if (key == 'disabled') {
      this.element
        [value ? 'addClass' : 'removeClass'](
          this.widgetBaseClass + '-disabled' + ' ' +
          this.namespace + '-state-disabled')
        .attr("aria-disabled", value);
    }
  },

  enable: function() {
    this._setData('disabled', false);
  },
  disable: function() {
    this._setData('disabled', true);
  },

  _trigger: function(type, event, data) {
    var callback = this.options[type],
      eventName = (type == this.widgetEventPrefix
        ? type : this.widgetEventPrefix + type);

    event = $.Event(event);
    event.type = eventName;

    this.element.trigger(event, data);

    return !($.isFunction(callback) && callback.call(this.element[0], event, data) === false
      || event.isDefaultPrevented());
  }
};

$.widget.defaults = {
  disabled: false
};


/** Mouse Interaction Plugin **/

$.ui.mouse = {
  _mouseInit: function() {
    var self = this;

    this.element
      .bind('mousedown.'+this.widgetName, function(event) {
        return self._mouseDown(event);
      })
      .bind('click.'+this.widgetName, function(event) {
        if(self._preventClickEvent) {
          self._preventClickEvent = false;
          return false;
        }
      });

    // Prevent text selection in IE
    if ($.browser.msie) {
      this._mouseUnselectable = this.element.attr('unselectable');
      this.element.attr('unselectable', 'on');
    }

    this.started = false;
  },

  // TODO: make sure destroying one instance of mouse doesn't mess with
  // other instances of mouse
  _mouseDestroy: function() {
    this.element.unbind('.'+this.widgetName);

    // Restore text selection in IE
    ($.browser.msie
      && this.element.attr('unselectable', this._mouseUnselectable));
  },

  _mouseDown: function(event) {
    // we may have missed mouseup (out of window)
    (this._mouseStarted && this._mouseUp(event));

    this._mouseDownEvent = event;

    var self = this,
      btnIsLeft = (event.which == 1),
      elIsCancel = (typeof this.options.cancel == "string" ? $(event.target).parents().add(event.target).filter(this.options.cancel).length : false);
    if (!btnIsLeft || elIsCancel || !this._mouseCapture(event)) {
      return true;
    }

    this.mouseDelayMet = !this.options.delay;
    if (!this.mouseDelayMet) {
      this._mouseDelayTimer = setTimeout(function() {
        self.mouseDelayMet = true;
      }, this.options.delay);
    }

    if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
      this._mouseStarted = (this._mouseStart(event) !== false);
      if (!this._mouseStarted) {
        event.preventDefault();
        return true;
      }
    }

    // these delegates are required to keep context
    this._mouseMoveDelegate = function(event) {
      return self._mouseMove(event);
    };
    this._mouseUpDelegate = function(event) {
      return self._mouseUp(event);
    };
    $(document)
      .bind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
      .bind('mouseup.'+this.widgetName, this._mouseUpDelegate);

    // preventDefault() is used to prevent the selection of text here -
    // however, in Safari, this causes select boxes not to be selectable
    // anymore, so this fix is needed
    ($.browser.safari || event.preventDefault());
    
    return true;
  },

  _mouseMove: function(event) {
    // IE mouseup check - mouseup happened when mouse was out of window
    if ($.browser.msie && !event.button) {
      return this._mouseUp(event);
    }

    if (this._mouseStarted) {
      this._mouseDrag(event);
      return event.preventDefault();
    }

    if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
      this._mouseStarted =
        (this._mouseStart(this._mouseDownEvent, event) !== false);
      (this._mouseStarted ? this._mouseDrag(event) : this._mouseUp(event));
    }

    return !this._mouseStarted;
  },

  _mouseUp: function(event) {
    $(document)
      .unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
      .unbind('mouseup.'+this.widgetName, this._mouseUpDelegate);

    if (this._mouseStarted) {
      this._mouseStarted = false;
      this._preventClickEvent = true;
      this._mouseStop(event);
    }

    return false;
  },

  _mouseDistanceMet: function(event) {
    return (Math.max(
        Math.abs(this._mouseDownEvent.pageX - event.pageX),
        Math.abs(this._mouseDownEvent.pageY - event.pageY)
      ) >= this.options.distance
    );
  },

  _mouseDelayMet: function(event) {
    return this.mouseDelayMet;
  },

  // These are placeholder methods, to be overriden by extending plugin
  _mouseStart: function(event) {},
  _mouseDrag: function(event) {},
  _mouseStop: function(event) {},
  _mouseCapture: function(event) { return true; }
};

$.ui.mouse.defaults = {
  cancel: null,
  distance: 1,
  delay: 0
};

})(jQuery);
/*
 * jQuery UI Draggable 1.6rc5
 *
 * Copyright (c) 2009 AUTHORS.txt (http://ui.jquery.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Draggables
 *
 * Depends:
 *  ui.core.js
 */
(function($) {

$.widget("ui.draggable", $.extend({}, $.ui.mouse, {

  _init: function() {

    if (this.options.helper == 'original' && !(/^(?:r|a|f)/).test(this.element.css("position")))
      this.element[0].style.position = 'relative';

    (this.options.cssNamespace && this.element.addClass(this.options.cssNamespace+"-draggable"));
    (this.options.disabled && this.element.addClass(this.options.cssNamespace+'-draggable-disabled'));

    this._mouseInit();

  },

  destroy: function() {
    if(!this.element.data('draggable')) return;
    this.element.removeData("draggable").unbind(".draggable").removeClass(this.options.cssNamespace+'-draggable '+this.options.cssNamespace+'-draggable-dragging '+this.options.cssNamespace+'-draggable-disabled');
    this._mouseDestroy();
  },

  _mouseCapture: function(event) {

    var o = this.options;

    if (this.helper || o.disabled || $(event.target).is('.'+this.options.cssNamespace+'-resizable-handle'))
      return false;

    //Quit if we're not on a valid handle
    this.handle = this._getHandle(event);
    if (!this.handle)
      return false;

    return true;

  },

  _mouseStart: function(event) {

    var o = this.options;

    //Create and append the visible helper
    this.helper = this._createHelper(event);

    //Cache the helper size
    this._cacheHelperProportions();

    //If ddmanager is used for droppables, set the global draggable
    if($.ui.ddmanager)
      $.ui.ddmanager.current = this;

    /*
     * - Position generation -
     * This block generates everything position related - it's the core of draggables.
     */

    //Cache the margins of the original element
    this._cacheMargins();

    //Store the helper's css position
    this.cssPosition = this.helper.css("position");
    this.scrollParent = this.helper.scrollParent();

    //The element's absolute position on the page minus margins
    this.offset = this.element.offset();
    this.offset = {
      top: this.offset.top - this.margins.top,
      left: this.offset.left - this.margins.left
    };

    $.extend(this.offset, {
      click: { //Where the click happened, relative to the element
        left: event.pageX - this.offset.left,
        top: event.pageY - this.offset.top
      },
      parent: this._getParentOffset(),
      relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper
    });

    //Generate the original position
    this.originalPosition = this._generatePosition(event);
    this.originalPageX = event.pageX;
    this.originalPageY = event.pageY;

    //Adjust the mouse offset relative to the helper if 'cursorAt' is supplied
    if(o.cursorAt)
      this._adjustOffsetFromHelper(o.cursorAt);

    //Set a containment if given in the options
    if(o.containment)
      this._setContainment();

    //Call plugins and callbacks
    this._trigger("start", event);

    //Recache the helper size
    this._cacheHelperProportions();

    //Prepare the droppable offsets
    if ($.ui.ddmanager && !o.dropBehaviour)
      $.ui.ddmanager.prepareOffsets(this, event);

    this.helper.addClass(o.cssNamespace+"-draggable-dragging");
    this._mouseDrag(event, true); //Execute the drag once - this causes the helper not to be visible before getting its correct position
    return true;
  },

  _mouseDrag: function(event, noPropagation) {

    //Compute the helpers position
    this.position = this._generatePosition(event);
    this.positionAbs = this._convertPositionTo("absolute");

    //Call plugins and callbacks and use the resulting position if something is returned
    if (!noPropagation) {
      var ui = this._uiHash();
      this._trigger('drag', event, ui);
      this.position = ui.position;
    }

    if(!this.options.axis || this.options.axis != "y") this.helper[0].style.left = this.position.left+'px';
    if(!this.options.axis || this.options.axis != "x") this.helper[0].style.top = this.position.top+'px';
    if($.ui.ddmanager) $.ui.ddmanager.drag(this, event);

    return false;
  },

  _mouseStop: function(event) {

    //If we are using droppables, inform the manager about the drop
    var dropped = false;
    if ($.ui.ddmanager && !this.options.dropBehaviour)
      dropped = $.ui.ddmanager.drop(this, event);
    
    //if a drop comes from outside (a sortable)
    if(this.dropped) {
      dropped = this.dropped;
      this.dropped = false;
    }

    if((this.options.revert == "invalid" && !dropped) || (this.options.revert == "valid" && dropped) || this.options.revert === true || ($.isFunction(this.options.revert) && this.options.revert.call(this.element, dropped))) {
      var self = this;
      $(this.helper).animate(this.originalPosition, parseInt(this.options.revertDuration, 10), function() {
        self._trigger("stop", event);
        self._clear();
      });
    } else {
      this._trigger("stop", event);
      this._clear();
    }

    return false;
  },

  _getHandle: function(event) {

    var handle = !this.options.handle || !$(this.options.handle, this.element).length ? true : false;
    $(this.options.handle, this.element)
      .find("*")
      .andSelf()
      .each(function() {
        if(this == event.target) handle = true;
      });

    return handle;

  },

  _createHelper: function(event) {

    var o = this.options;
    var helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event])) : (o.helper == 'clone' ? this.element.clone() : this.element);

    if(!helper.parents('body').length)
      helper.appendTo((o.appendTo == 'parent' ? this.element[0].parentNode : o.appendTo));

    if(helper[0] != this.element[0] && !(/(fixed|absolute)/).test(helper.css("position")))
      helper.css("position", "absolute");

    return helper;

  },

  _adjustOffsetFromHelper: function(obj) {
    if(obj.left != undefined) this.offset.click.left = obj.left + this.margins.left;
    if(obj.right != undefined) this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;
    if(obj.top != undefined) this.offset.click.top = obj.top + this.margins.top;
    if(obj.bottom != undefined) this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;
  },

  _getParentOffset: function() {

    //Get the offsetParent and cache its position
    this.offsetParent = this.helper.offsetParent();
    var po = this.offsetParent.offset();
    
    // This is a special case where we need to modify a offset calculated on start, since the following happened:
    // 1. The position of the helper is absolute, so it's position is calculated based on the next positioned parent
    // 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't the document, which means that
    //    the scroll is included in the initial calculation of the offset of the parent, and never recalculated upon drag
    if(this.cssPosition == 'absolute' && this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) {
      po.left += this.scrollParent.scrollLeft();
      po.top += this.scrollParent.scrollTop();
    }

    if((this.offsetParent[0] == document.body && $.browser.mozilla) //Ugly FF3 fix
    || (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() == 'html' && $.browser.msie)) //Ugly IE fix
      po = { top: 0, left: 0 };

    return {
      top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0),
      left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0)
    };

  },

  _getRelativeOffset: function() {

    if(this.cssPosition == "relative") {
      var p = this.element.position();
      return {
        top: p.top - (parseInt(this.helper.css("top"),10) || 0) + this.scrollParent.scrollTop(),
        left: p.left - (parseInt(this.helper.css("left"),10) || 0) + this.scrollParent.scrollLeft()
      };
    } else {
      return { top: 0, left: 0 };
    }

  },

  _cacheMargins: function() {
    this.margins = {
      left: (parseInt(this.element.css("marginLeft"),10) || 0),
      top: (parseInt(this.element.css("marginTop"),10) || 0)
    };
  },

  _cacheHelperProportions: function() {
    this.helperProportions = {
      width: this.helper.outerWidth(),
      height: this.helper.outerHeight()
    };
  },

  _setContainment: function() {

    var o = this.options;
    if(o.containment == 'parent') o.containment = this.helper[0].parentNode;
    if(o.containment == 'document' || o.containment == 'window') this.containment = [
      0 - this.offset.relative.left - this.offset.parent.left,
      0 - this.offset.relative.top - this.offset.parent.top,
      $(o.containment == 'document' ? document : window).width() - this.helperProportions.width - this.margins.left,
      ($(o.containment == 'document' ? document : window).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top
    ];

    if(!(/^(document|window|parent)$/).test(o.containment)) {
      var ce = $(o.containment)[0];
      var co = $(o.containment).offset();
      var over = ($(ce).css("overflow") != 'hidden');

      this.containment = [
        co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) - this.margins.left,
        co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) - this.margins.top,
        co.left+(over ? Math.max(ce.scrollWidth,ce.offsetWidth) : ce.offsetWidth) - (parseInt($(ce).css("borderLeftWidth"),10) || 0) - this.helperProportions.width - this.margins.left,
        co.top+(over ? Math.max(ce.scrollHeight,ce.offsetHeight) : ce.offsetHeight) - (parseInt($(ce).css("borderTopWidth"),10) || 0) - this.helperProportions.height - this.margins.top
      ];
    }

  },

  _convertPositionTo: function(d, pos) {

    if(!pos) pos = this.position;
    var mod = d == "absolute" ? 1 : -1;
    var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

    return {
      top: (
        pos.top                                 // The absolute mouse position
        + this.offset.relative.top * mod                    // Only for relative positioned nodes: Relative offset from element to offset parent
        + this.offset.parent.top * mod                      // The offsetParent's offset without borders (offset + border)
        - ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) * mod
      ),
      left: (
        pos.left                                // The absolute mouse position
        + this.offset.relative.left * mod                   // Only for relative positioned nodes: Relative offset from element to offset parent
        + this.offset.parent.left * mod                     // The offsetParent's offset without borders (offset + border)
        - ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ) * mod
      )
    };
    
  },

  _generatePosition: function(event) {

    var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

    // This is another very weird special case that only happens for relative elements:
    // 1. If the css position is relative
    // 2. and the scroll parent is the document or similar to the offset parent
    // we have to refresh the relative offset during the scroll so there are no jumps
    if(this.cssPosition == 'relative' && !(this.scrollParent[0] != document && this.scrollParent[0] != this.offsetParent[0])) {
      this.offset.relative = this._getRelativeOffset();
    }
    
    var pageX = event.pageX;
    var pageY = event.pageY;

    /*
     * - Position constraining -
     * Constrain the position to a mix of grid, containment.
     */
     
    if(this.originalPosition) { //If we are not dragging yet, we won't check for options

      if(this.containment) {
        if(event.pageX - this.offset.click.left < this.containment[0]) pageX = this.containment[0] + this.offset.click.left;
        if(event.pageY - this.offset.click.top < this.containment[1]) pageY = this.containment[1] + this.offset.click.top;
        if(event.pageX - this.offset.click.left > this.containment[2]) pageX = this.containment[2] + this.offset.click.left;
        if(event.pageY - this.offset.click.top > this.containment[3]) pageY = this.containment[3] + this.offset.click.top;
      }
      
      if(o.grid) {
        var top = this.originalPageY + Math.round((pageY - this.originalPageY) / o.grid[1]) * o.grid[1];
        pageY = this.containment ? (!(top - this.offset.click.top < this.containment[1] || top - this.offset.click.top > this.containment[3]) ? top : (!(top - this.offset.click.top < this.containment[1]) ? top - o.grid[1] : top + o.grid[1])) : top;

        var left = this.originalPageX + Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0];
        pageX = this.containment ? (!(left - this.offset.click.left < this.containment[0] || left - this.offset.click.left > this.containment[2]) ? left : (!(left - this.offset.click.left < this.containment[0]) ? left - o.grid[0] : left + o.grid[0])) : left;
      }

    }

    return {
      top: (
        pageY                               // The absolute mouse position
        - this.offset.click.top                         // Click offset (relative to the element)
        - this.offset.relative.top                        // Only for relative positioned nodes: Relative offset from element to offset parent
        - this.offset.parent.top                        // The offsetParent's offset without borders (offset + border)
        + ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) )
      ),
      left: (
        pageX                               // The absolute mouse position
        - this.offset.click.left                        // Click offset (relative to the element)
        - this.offset.relative.left                       // Only for relative positioned nodes: Relative offset from element to offset parent
        - this.offset.parent.left                       // The offsetParent's offset without borders (offset + border)
        + ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() )
      )
    };

  },

  _clear: function() {
    this.helper.removeClass(this.options.cssNamespace+"-draggable-dragging");
    if(this.helper[0] != this.element[0] && !this.cancelHelperRemoval) this.helper.remove();
    //if($.ui.ddmanager) $.ui.ddmanager.current = null;
    this.helper = null;
    this.cancelHelperRemoval = false;
  },

  // From now on bulk stuff - mainly helpers

  _trigger: function(type, event, ui) {
    ui = ui || this._uiHash();
    $.ui.plugin.call(this, type, [event, ui]);
    if(type == "drag") this.positionAbs = this._convertPositionTo("absolute"); //The absolute position has to be recalculated after plugins
    return $.widget.prototype._trigger.call(this, type, event, ui);
  },

  plugins: {},

  _uiHash: function(event) {
    return {
      helper: this.helper,
      position: this.position,
      absolutePosition: this.positionAbs,
      options: this.options
    };
  }

}));

$.extend($.ui.draggable, {
  version: "1.6rc5",
  eventPrefix: "drag",
  defaults: {
    appendTo: "parent",
    axis: false,
    cancel: ":input,option",
    connectToSortable: false,
    containment: false,
    cssNamespace: "ui",
    cursor: "default",
    cursorAt: null,
    delay: 0,
    distance: 1,
    grid: false,
    handle: false,
    helper: "original",
    iframeFix: false,
    opacity: null,
    refreshPositions: false,
    revert: false,
    revertDuration: 500,
    scope: "default",
    scroll: true,
    scrollSensitivity: 20,
    scrollSpeed: 20,
    snap: false,
    snapMode: "both",
    snapTolerance: 20,
    stack: false,
    zIndex: null
  }
});

$.ui.plugin.add("draggable", "connectToSortable", {
  start: function(event, ui) {

    var inst = $(this).data("draggable");
    inst.sortables = [];
    $(ui.options.connectToSortable).each(function() {
      // 'this' points to a string, and should therefore resolved as query, but instead, if the string is assigned to a variable, it loops through the strings properties,
      // so we have to append '' to make it anonymous again
      $(this+'').each(function() {
        if($.data(this, 'sortable')) {
          var sortable = $.data(this, 'sortable');
          inst.sortables.push({
            instance: sortable,
            shouldRevert: sortable.options.revert
          });
          sortable._refreshItems(); //Do a one-time refresh at start to refresh the containerCache
          sortable._trigger("activate", event, inst);
        }
      });
    });

  },
  stop: function(event, ui) {

    //If we are still over the sortable, we fake the stop event of the sortable, but also remove helper
    var inst = $(this).data("draggable");

    $.each(inst.sortables, function() {
      if(this.instance.isOver) {
        
        this.instance.isOver = 0;
        
        inst.cancelHelperRemoval = true; //Don't remove the helper in the draggable instance
        this.instance.cancelHelperRemoval = false; //Remove it in the sortable instance (so sortable plugins like revert still work)
        
        //The sortable revert is supported, and we have to set a temporary dropped variable on the draggable to support revert: 'valid/invalid'
        if(this.shouldRevert) this.instance.options.revert = true;
        
        //Trigger the stop of the sortable
        this.instance._mouseStop(event);

        //Also propagate receive event, since the sortable is actually receiving a element
        this.instance.element.triggerHandler("sortreceive", [event, $.extend(this.instance._uiHash(), { sender: inst.element })], this.instance.options["receive"]);

        this.instance.options.helper = this.instance.options._helper;

        //If the helper has been the original item, restore properties in the sortable
        if(inst.options.helper == 'original')
          this.instance.currentItem.css({ top: 'auto', left: 'auto' });

      } else {
        this.instance.cancelHelperRemoval = false; //Remove the helper in the sortable instance
        this.instance._trigger("deactivate", event, inst);
      }

    });

  },
  drag: function(event, ui) {

    var inst = $(this).data("draggable"), self = this;

    var checkPos = function(o) {
      var dyClick = this.offset.click.top, dxClick = this.offset.click.left;
      var helperTop = this.positionAbs.top, helperLeft = this.positionAbs.left;
      var itemHeight = o.height, itemWidth = o.width;
      var itemTop = o.top, itemLeft = o.left;

      return $.ui.isOver(helperTop + dyClick, helperLeft + dxClick, itemTop, itemLeft, itemHeight, itemWidth);
    };

    $.each(inst.sortables, function(i) {

      if(checkPos.call(inst, this.instance.containerCache)) {

        //If it intersects, we use a little isOver variable and set it once, so our move-in stuff gets fired only once
        if(!this.instance.isOver) {
          this.instance.isOver = 1;
          //Now we fake the start of dragging for the sortable instance,
          //by cloning the list group item, appending it to the sortable and using it as inst.currentItem
          //We can then fire the start event of the sortable with our passed browser event, and our own helper (so it doesn't create a new one)
          this.instance.currentItem = $(self).clone().appendTo(this.instance.element).data("sortable-item", true);
          this.instance.options._helper = this.instance.options.helper; //Store helper option to later restore it
          this.instance.options.helper = function() { return ui.helper[0]; };

          event.target = this.instance.currentItem[0];
          this.instance._mouseCapture(event, true);
          this.instance._mouseStart(event, true, true);

          //Because the browser event is way off the new appended portlet, we modify a couple of variables to reflect the changes
          this.instance.offset.click.top = inst.offset.click.top;
          this.instance.offset.click.left = inst.offset.click.left;
          this.instance.offset.parent.left -= inst.offset.parent.left - this.instance.offset.parent.left;
          this.instance.offset.parent.top -= inst.offset.parent.top - this.instance.offset.parent.top;

          inst._trigger("toSortable", event);
          inst.dropped = this.instance.element; //draggable revert needs that
          this.instance.fromOutside = true; //Little hack so receive/update callbacks work

        }

        //Provided we did all the previous steps, we can fire the drag event of the sortable on every draggable drag, when it intersects with the sortable
        if(this.instance.currentItem) this.instance._mouseDrag(event);

      } else {

        //If it doesn't intersect with the sortable, and it intersected before,
        //we fake the drag stop of the sortable, but make sure it doesn't remove the helper by using cancelHelperRemoval
        if(this.instance.isOver) {
          this.instance.isOver = 0;
          this.instance.cancelHelperRemoval = true;
          this.instance.options.revert = false; //No revert here
          this.instance._mouseStop(event, true);
          this.instance.options.helper = this.instance.options._helper;

          //Now we remove our currentItem, the list group clone again, and the placeholder, and animate the helper back to it's original size
          this.instance.currentItem.remove();
          if(this.instance.placeholder) this.instance.placeholder.remove();

          inst._trigger("fromSortable", event);
          inst.dropped = false; //draggable revert needs that
        }

      };

    });

  }
});

$.ui.plugin.add("draggable", "cursor", {
  start: function(event, ui) {
    var t = $('body');
    if (t.css("cursor")) ui.options._cursor = t.css("cursor");
    t.css("cursor", ui.options.cursor);
  },
  stop: function(event, ui) {
    if (ui.options._cursor) $('body').css("cursor", ui.options._cursor);
  }
});

$.ui.plugin.add("draggable", "iframeFix", {
  start: function(event, ui) {
    $(ui.options.iframeFix === true ? "iframe" : ui.options.iframeFix).each(function() {
      $('<div class="ui-draggable-iframeFix" style="background: #fff;"></div>')
      .css({
        width: this.offsetWidth+"px", height: this.offsetHeight+"px",
        position: "absolute", opacity: "0.001", zIndex: 1000
      })
      .css($(this).offset())
      .appendTo("body");
    });
  },
  stop: function(event, ui) {
    $("div.ui-draggable-iframeFix").each(function() { this.parentNode.removeChild(this); }); //Remove frame helpers
  }
});

$.ui.plugin.add("draggable", "opacity", {
  start: function(event, ui) {
    var t = $(ui.helper);
    if(t.css("opacity")) ui.options._opacity = t.css("opacity");
    t.css('opacity', ui.options.opacity);
  },
  stop: function(event, ui) {
    if(ui.options._opacity) $(ui.helper).css('opacity', ui.options._opacity);
  }
});

$.ui.plugin.add("draggable", "scroll", {
  start: function(event, ui) {
    var o = ui.options;
    var i = $(this).data("draggable");

    if(i.scrollParent[0] != document && i.scrollParent[0].tagName != 'HTML') i.overflowOffset = i.scrollParent.offset();

  },
  drag: function(event, ui) {

    var o = ui.options, scrolled = false;
    var i = $(this).data("draggable");

    if(i.scrollParent[0] != document && i.scrollParent[0].tagName != 'HTML') {

      if((i.overflowOffset.top + i.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity)
        i.scrollParent[0].scrollTop = scrolled = i.scrollParent[0].scrollTop + o.scrollSpeed;
      else if(event.pageY - i.overflowOffset.top < o.scrollSensitivity)
        i.scrollParent[0].scrollTop = scrolled = i.scrollParent[0].scrollTop - o.scrollSpeed;

      if((i.overflowOffset.left + i.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity)
        i.scrollParent[0].scrollLeft = scrolled = i.scrollParent[0].scrollLeft + o.scrollSpeed;
      else if(event.pageX - i.overflowOffset.left < o.scrollSensitivity)
        i.scrollParent[0].scrollLeft = scrolled = i.scrollParent[0].scrollLeft - o.scrollSpeed;

    } else {

      if(event.pageY - $(document).scrollTop() < o.scrollSensitivity)
        scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
      else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity)
        scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);

      if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity)
        scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
      else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity)
        scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);

    }

    if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour)
      $.ui.ddmanager.prepareOffsets(i, event);

  }
});

$.ui.plugin.add("draggable", "snap", {
  start: function(event, ui) {

    var inst = $(this).data("draggable");
    inst.snapElements = [];

    $(ui.options.snap.constructor != String ? ( ui.options.snap.items || ':data(draggable)' ) : ui.options.snap).each(function() {
      var $t = $(this); var $o = $t.offset();
      if(this != inst.element[0]) inst.snapElements.push({
        item: this,
        width: $t.outerWidth(), height: $t.outerHeight(),
        top: $o.top, left: $o.left
      });
    });

  },
  drag: function(event, ui) {

    var inst = $(this).data("draggable");
    var d = ui.options.snapTolerance;

    var x1 = ui.absolutePosition.left, x2 = x1 + inst.helperProportions.width,
      y1 = ui.absolutePosition.top, y2 = y1 + inst.helperProportions.height;

    for (var i = inst.snapElements.length - 1; i >= 0; i--){

      var l = inst.snapElements[i].left, r = l + inst.snapElements[i].width,
        t = inst.snapElements[i].top, b = t + inst.snapElements[i].height;

      //Yes, I know, this is insane ;)
      if(!((l-d < x1 && x1 < r+d && t-d < y1 && y1 < b+d) || (l-d < x1 && x1 < r+d && t-d < y2 && y2 < b+d) || (l-d < x2 && x2 < r+d && t-d < y1 && y1 < b+d) || (l-d < x2 && x2 < r+d && t-d < y2 && y2 < b+d))) {
        if(inst.snapElements[i].snapping) (inst.options.snap.release && inst.options.snap.release.call(inst.element, event, $.extend(inst._uiHash(), { snapItem: inst.snapElements[i].item })));
        inst.snapElements[i].snapping = false;
        continue;
      }

      if(ui.options.snapMode != 'inner') {
        var ts = Math.abs(t - y2) <= d;
        var bs = Math.abs(b - y1) <= d;
        var ls = Math.abs(l - x2) <= d;
        var rs = Math.abs(r - x1) <= d;
        if(ts) ui.position.top = inst._convertPositionTo("relative", { top: t - inst.helperProportions.height, left: 0 }).top;
        if(bs) ui.position.top = inst._convertPositionTo("relative", { top: b, left: 0 }).top;
        if(ls) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: l - inst.helperProportions.width }).left;
        if(rs) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: r }).left;
      }

      var first = (ts || bs || ls || rs);

      if(ui.options.snapMode != 'outer') {
        var ts = Math.abs(t - y1) <= d;
        var bs = Math.abs(b - y2) <= d;
        var ls = Math.abs(l - x1) <= d;
        var rs = Math.abs(r - x2) <= d;
        if(ts) ui.position.top = inst._convertPositionTo("relative", { top: t, left: 0 }).top;
        if(bs) ui.position.top = inst._convertPositionTo("relative", { top: b - inst.helperProportions.height, left: 0 }).top;
        if(ls) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: l }).left;
        if(rs) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: r - inst.helperProportions.width }).left;
      }

      if(!inst.snapElements[i].snapping && (ts || bs || ls || rs || first))
        (inst.options.snap.snap && inst.options.snap.snap.call(inst.element, event, $.extend(inst._uiHash(), { snapItem: inst.snapElements[i].item })));
      inst.snapElements[i].snapping = (ts || bs || ls || rs || first);

    };

  }
});

$.ui.plugin.add("draggable", "stack", {
  start: function(event, ui) {
    var group = $.makeArray($(ui.options.stack.group)).sort(function(a,b) {
      return (parseInt($(a).css("zIndex"),10) || ui.options.stack.min) - (parseInt($(b).css("zIndex"),10) || ui.options.stack.min);
    });

    $(group).each(function(i) {
      this.style.zIndex = ui.options.stack.min + i;
    });

    this[0].style.zIndex = ui.options.stack.min + group.length;
  }
});

$.ui.plugin.add("draggable", "zIndex", {
  start: function(event, ui) {
    var t = $(ui.helper);
    if(t.css("zIndex")) ui.options._zIndex = t.css("zIndex");
    t.css('zIndex', ui.options.zIndex);
  },
  stop: function(event, ui) {
    if(ui.options._zIndex) $(ui.helper).css('zIndex', ui.options._zIndex);
  }
});

})(jQuery);
/*
 * jQuery UI Resizable 1.6rc5
 *
 * Copyright (c) 2009 AUTHORS.txt (http://ui.jquery.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Resizables
 *
 * Depends:
 *  ui.core.js
 */
(function($) {

$.widget("ui.resizable", $.extend({}, $.ui.mouse, {

  _init: function() {

    var self = this, o = this.options;

    var elpos = this.element.css('position');

    this.originalElement = this.element;

    // simulate .ui-resizable { position: relative; }
    this.element.addClass("ui-resizable").css({ position: /static/.test(elpos) ? 'relative' : elpos });

    $.extend(o, {
      _aspectRatio: !!(o.aspectRatio),
      helper: o.helper || o.ghost || o.animate ? o.helper || 'ui-resizable-helper' : null,
      knobHandles: o.knobHandles === true ? 'ui-resizable-knob-handle' : o.knobHandles
    });

    //Default Theme
    var aBorder = '1px solid #DEDEDE';

    o.defaultTheme = {
      'ui-resizable': { display: 'block' },
      'ui-resizable-handle': { position: 'absolute', background: '#F2F2F2', fontSize: '0.1px' },
      'ui-resizable-n': { cursor: 'n-resize', height: '4px', left: '0px', right: '0px', borderTop: aBorder },
      'ui-resizable-s': { cursor: 's-resize', height: '4px', left: '0px', right: '0px', borderBottom: aBorder },
      'ui-resizable-e': { cursor: 'e-resize', width: '4px', top: '0px', bottom: '0px', borderRight: aBorder },
      'ui-resizable-w': { cursor: 'w-resize', width: '4px', top: '0px', bottom: '0px', borderLeft: aBorder },
      'ui-resizable-se': { cursor: 'se-resize', width: '4px', height: '4px', borderRight: aBorder, borderBottom: aBorder },
      'ui-resizable-sw': { cursor: 'sw-resize', width: '4px', height: '4px', borderBottom: aBorder, borderLeft: aBorder },
      'ui-resizable-ne': { cursor: 'ne-resize', width: '4px', height: '4px', borderRight: aBorder, borderTop: aBorder },
      'ui-resizable-nw': { cursor: 'nw-resize', width: '4px', height: '4px', borderLeft: aBorder, borderTop: aBorder }
    };

    o.knobTheme = {
      'ui-resizable-handle': { background: '#F2F2F2', border: '1px solid #808080', height: '8px', width: '8px' },
      'ui-resizable-n': { cursor: 'n-resize', top: '0px', left: '45%' },
      'ui-resizable-s': { cursor: 's-resize', bottom: '0px', left: '45%' },
      'ui-resizable-e': { cursor: 'e-resize', right: '0px', top: '45%' },
      'ui-resizable-w': { cursor: 'w-resize', left: '0px', top: '45%' },
      'ui-resizable-se': { cursor: 'se-resize', right: '0px', bottom: '0px' },
      'ui-resizable-sw': { cursor: 'sw-resize', left: '0px', bottom: '0px' },
      'ui-resizable-nw': { cursor: 'nw-resize', left: '0px', top: '0px' },
      'ui-resizable-ne': { cursor: 'ne-resize', right: '0px', top: '0px' }
    };

    o._nodeName = this.element[0].nodeName;

    //Wrap the element if it cannot hold child nodes
    if(o._nodeName.match(/canvas|textarea|input|select|button|img/i)) {
      var el = this.element;

      //Opera fixing relative position
      if (/relative/.test(el.css('position')) && $.browser.opera)
        el.css({ position: 'relative', top: 'auto', left: 'auto' });

      //Create a wrapper element and set the wrapper to the new current internal element
      el.wrap(
        $('<div class="ui-wrapper"  style="overflow: hidden;"></div>').css( {
          position: el.css('position'),
          width: el.outerWidth(),
          height: el.outerHeight(),
          top: el.css('top'),
          left: el.css('left')
        })
      );

      var oel = this.element; this.element = this.element.parent();

      // store instance on wrapper
      this.element.data('resizable', this);

      //Move margins to the wrapper
      this.element.css({ marginLeft: oel.css("marginLeft"), marginTop: oel.css("marginTop"),
        marginRight: oel.css("marginRight"), marginBottom: oel.css("marginBottom")
      });

      oel.css({ marginLeft: 0, marginTop: 0, marginRight: 0, marginBottom: 0});

      //Prevent Safari textarea resize
      if ($.browser.safari && o.preventDefault) oel.css('resize', 'none');

      o.proportionallyResize = oel.css({ position: 'static', zoom: 1, display: 'block' });

      // avoid IE jump
      this.element.css({ margin: oel.css('margin') });

      // fix handlers offset
      this._proportionallyResize();
    }

    if(!o.handles) o.handles = !$('.ui-resizable-handle', this.element).length ? "e,s,se" : { n: '.ui-resizable-n', e: '.ui-resizable-e', s: '.ui-resizable-s', w: '.ui-resizable-w', se: '.ui-resizable-se', sw: '.ui-resizable-sw', ne: '.ui-resizable-ne', nw: '.ui-resizable-nw' };
    if(o.handles.constructor == String) {

      o.zIndex = o.zIndex || 1000;

      if(o.handles == 'all') o.handles = 'n,e,s,w,se,sw,ne,nw';

      var n = o.handles.split(","); o.handles = {};

      // insertions are applied when don't have theme loaded
      var insertionsDefault = {
        handle: 'position: absolute; display: none; overflow:hidden;',
        n: 'top: 0pt; width:100%;',
        e: 'right: 0pt; height:100%;',
        s: 'bottom: 0pt; width:100%;',
        w: 'left: 0pt; height:100%;',
        se: 'bottom: 0pt; right: 0px;',
        sw: 'bottom: 0pt; left: 0px;',
        ne: 'top: 0pt; right: 0px;',
        nw: 'top: 0pt; left: 0px;'
      };

      for(var i = 0; i < n.length; i++) {
        var handle = $.trim(n[i]), dt = o.defaultTheme, hname = 'ui-resizable-'+handle, loadDefault = !$.ui.css(hname) && !o.knobHandles, userKnobClass = $.ui.css('ui-resizable-knob-handle'),
              allDefTheme = $.extend(dt[hname], dt['ui-resizable-handle']), allKnobTheme = $.extend(o.knobTheme[hname], !userKnobClass ? o.knobTheme['ui-resizable-handle'] : {});

        // increase zIndex of sw, se, ne, nw axis
        var applyZIndex = /sw|se|ne|nw/.test(handle) ? { zIndex: ++o.zIndex } : {};

        var defCss = (loadDefault ? insertionsDefault[handle] : ''),
          axis = $(['<div class="ui-resizable-handle ', hname, '" style="', defCss, insertionsDefault.handle, '"></div>'].join('')).css( applyZIndex );

        if ('se' == handle) {
          axis.addClass('ui-icon ui-icon-gripsmall-diagonal-se');
        };

        o.handles[handle] = '.ui-resizable-'+handle;

        this.element.append(
          //Theme detection, if not loaded, load o.defaultTheme
          axis.css( loadDefault ? allDefTheme : {} )
            // Load the knobHandle css, fix width, height, top, left...
            .css( o.knobHandles ? allKnobTheme : {} ).addClass(o.knobHandles ? 'ui-resizable-knob-handle' : '').addClass(o.knobHandles)
        );
      }

      if (o.knobHandles) this.element.addClass('ui-resizable-knob').css( !$.ui.css('ui-resizable-knob') ? { /*border: '1px #fff dashed'*/ } : {} );
    }

    this._renderAxis = function(target) {
      target = target || this.element;

      for(var i in o.handles) {
        if(o.handles[i].constructor == String)
          o.handles[i] = $(o.handles[i], this.element).show();

        if (o.transparent)
          o.handles[i].css({opacity:0});

        //Apply pad to wrapper element, needed to fix axis position (textarea, inputs, scrolls)
        if (this.element.is('.ui-wrapper') &&
          o._nodeName.match(/textarea|input|select|button/i)) {

          var axis = $(o.handles[i], this.element), padWrapper = 0;

          //Checking the correct pad and border
          padWrapper = /sw|ne|nw|se|n|s/.test(i) ? axis.outerHeight() : axis.outerWidth();

          //The padding type i have to apply...
          var padPos = [ 'padding',
            /ne|nw|n/.test(i) ? 'Top' :
            /se|sw|s/.test(i) ? 'Bottom' :
            /^e$/.test(i) ? 'Right' : 'Left' ].join("");

          if (!o.transparent)
            target.css(padPos, padWrapper);

          this._proportionallyResize();
        }
        if(!$(o.handles[i]).length) continue;
      }
    };

    this._renderAxis(this.element);
    o._handles = $('.ui-resizable-handle', self.element);

    if (o.disableSelection)
      o._handles.disableSelection();

    //Matching axis name
    o._handles.mouseover(function() {
      if (!o.resizing) {
        if (this.className)
          var axis = this.className.match(/ui-resizable-(se|sw|ne|nw|n|e|s|w)/i);
        //Axis, default = se
        self.axis = o.axis = axis && axis[1] ? axis[1] : 'se';
      }
    });

    //If we want to auto hide the elements
    if (o.autoHide) {
      o._handles.hide();
      $(self.element).addClass("ui-resizable-autohide").hover(function() {
        $(this).removeClass("ui-resizable-autohide");
        o._handles.show();
      },
      function(){
        if (!o.resizing) {
          $(this).addClass("ui-resizable-autohide");
          o._handles.hide();
        }
      });
    }

    this._mouseInit();
  },

  destroy: function() {
    var el = this.element, wrapped = el.children(".ui-resizable").get(0);

    this._mouseDestroy();

    var _destroy = function(exp) {
      $(exp).removeClass("ui-resizable ui-resizable-disabled")
        .removeData("resizable").unbind(".resizable").find('.ui-resizable-handle').remove();
    };

    _destroy(el);

    if (el.is('.ui-wrapper') && wrapped) {
      el.parent().append(
        $(wrapped).css({
          position: el.css('position'),
          width: el.outerWidth(),
          height: el.outerHeight(),
          top: el.css('top'),
          left: el.css('left')
        })
      ).end().remove();

      _destroy(wrapped);
    }
  },

  _mouseCapture: function(event) {

    if(this.options.disabled) return false;

    var handle = false;
    for(var i in this.options.handles) {
      if($(this.options.handles[i])[0] == event.target) handle = true;
    }
    if (!handle) return false;

    return true;

  },

  _mouseStart: function(event) {

    var o = this.options, iniPos = this.element.position(), el = this.element,
      num = function(v) { return parseInt(v, 10) || 0; }, ie6 = $.browser.msie && $.browser.version < 7;
    o.resizing = true;
    o.documentScroll = { top: $(document).scrollTop(), left: $(document).scrollLeft() };

    // bugfix #1749
    if (el.is('.ui-draggable') || (/absolute/).test(el.css('position'))) {

      // sOffset decides if document scrollOffset will be added to the top/left of the resizable element
      var sOffset = $.browser.msie && !o.containment && (/absolute/).test(el.css('position')) && !(/relative/).test(el.parent().css('position'));
      var dscrollt = sOffset ? o.documentScroll.top : 0, dscrolll = sOffset ? o.documentScroll.left : 0;

      el.css({ position: 'absolute', top: (iniPos.top + dscrollt), left: (iniPos.left + dscrolll) });
    }

    //Opera fixing relative position
    if ($.browser.opera && (/relative/).test(el.css('position')))
      el.css({ position: 'relative', top: 'auto', left: 'auto' });

    this._renderProxy();

    var curleft = num(this.helper.css('left')), curtop = num(this.helper.css('top'));

    if (o.containment) {
      curleft += $(o.containment).scrollLeft()||0;
      curtop += $(o.containment).scrollTop()||0;
    }

    //Store needed variables
    this.offset = this.helper.offset();
    this.position = { left: curleft, top: curtop };
    this.size = o.helper || ie6 ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() };
    this.originalSize = o.helper || ie6 ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() };
    this.originalPosition = { left: curleft, top: curtop };
    this.sizeDiff = { width: el.outerWidth() - el.width(), height: el.outerHeight() - el.height() };
    this.originalMousePosition = { left: event.pageX, top: event.pageY };

    //Aspect Ratio
    o.aspectRatio = (typeof o.aspectRatio == 'number') ? o.aspectRatio : ((this.originalSize.width / this.originalSize.height)||1);

    if (o.preserveCursor) {
        var cursor = $('.ui-resizable-' + this.axis).css('cursor');
        $('body').css('cursor', cursor == 'auto' ? this.axis + '-resize' : cursor);
    }

    this._propagate("start", event);
    return true;
  },

  _mouseDrag: function(event) {

    //Increase performance, avoid regex
    var el = this.helper, o = this.options, props = {},
      self = this, smp = this.originalMousePosition, a = this.axis;

    var dx = (event.pageX-smp.left)||0, dy = (event.pageY-smp.top)||0;
    var trigger = this._change[a];
    if (!trigger) return false;

    // Calculate the attrs that will be change
    var data = trigger.apply(this, [event, dx, dy]), ie6 = $.browser.msie && $.browser.version < 7, csdif = this.sizeDiff;

    if (o._aspectRatio || event.shiftKey)
      data = this._updateRatio(data, event);

    data = this._respectSize(data, event);

    // plugins callbacks need to be called first
    this._propagate("resize", event);

    el.css({
      top: this.position.top + "px", left: this.position.left + "px",
      width: this.size.width + "px", height: this.size.height + "px"
    });

    if (!o.helper && o.proportionallyResize)
      this._proportionallyResize();

    this._updateCache(data);

    // calling the user callback at the end
    this._trigger('resize', event, this.ui());

    return false;
  },

  _mouseStop: function(event) {

    this.options.resizing = false;
    var o = this.options, num = function(v) { return parseInt(v, 10) || 0; }, self = this;

    if(o.helper) {
      var pr = o.proportionallyResize, ista = pr && (/textarea/i).test(pr.get(0).nodeName),
            soffseth = ista && $.ui.hasScroll(pr.get(0), 'left') /* TODO - jump height */ ? 0 : self.sizeDiff.height,
              soffsetw = ista ? 0 : self.sizeDiff.width;

      var s = { width: (self.size.width - soffsetw), height: (self.size.height - soffseth) },
        left = (parseInt(self.element.css('left'), 10) + (self.position.left - self.originalPosition.left)) || null,
        top = (parseInt(self.element.css('top'), 10) + (self.position.top - self.originalPosition.top)) || null;

      if (!o.animate)
        this.element.css($.extend(s, { top: top, left: left }));

      if (o.helper && !o.animate) this._proportionallyResize();
    }

    if (o.preserveCursor)
      $('body').css('cursor', 'auto');

    this._propagate("stop", event);

    if (o.helper) this.helper.remove();

    return false;
  },

  _updateCache: function(data) {
    var o = this.options;
    this.offset = this.helper.offset();
    if (data.left) this.position.left = data.left;
    if (data.top) this.position.top = data.top;
    if (data.height) this.size.height = data.height;
    if (data.width) this.size.width = data.width;
  },

  _updateRatio: function(data, event) {

    var o = this.options, cpos = this.position, csize = this.size, a = this.axis;

    if (data.height) data.width = (csize.height * o.aspectRatio);
    else if (data.width) data.height = (csize.width / o.aspectRatio);

    if (a == 'sw') {
      data.left = cpos.left + (csize.width - data.width);
      data.top = null;
    }
    if (a == 'nw') {
      data.top = cpos.top + (csize.height - data.height);
      data.left = cpos.left + (csize.width - data.width);
    }

    return data;
  },

  _respectSize: function(data, event) {

    var el = this.helper, o = this.options, pRatio = o._aspectRatio || event.shiftKey, a = this.axis,
        ismaxw = data.width && o.maxWidth && o.maxWidth < data.width, ismaxh = data.height && o.maxHeight && o.maxHeight < data.height,
          isminw = data.width && o.minWidth && o.minWidth > data.width, isminh = data.height && o.minHeight && o.minHeight > data.height;

    if (isminw) data.width = o.minWidth;
    if (isminh) data.height = o.minHeight;
    if (ismaxw) data.width = o.maxWidth;
    if (ismaxh) data.height = o.maxHeight;

    var dw = this.originalPosition.left + this.originalSize.width, dh = this.position.top + this.size.height;
    var cw = /sw|nw|w/.test(a), ch = /nw|ne|n/.test(a);

    if (isminw && cw) data.left = dw - o.minWidth;
    if (ismaxw && cw) data.left = dw - o.maxWidth;
    if (isminh && ch) data.top = dh - o.minHeight;
    if (ismaxh && ch) data.top = dh - o.maxHeight;

    // fixing jump error on top/left - bug #2330
    var isNotwh = !data.width && !data.height;
    if (isNotwh && !data.left && data.top) data.top = null;
    else if (isNotwh && !data.top && data.left) data.left = null;

    return data;
  },

  _proportionallyResize: function() {
    var o = this.options;
    if (!o.proportionallyResize) return;
    var prel = o.proportionallyResize, el = this.helper || this.element;

    if (!o.borderDif) {
      var b = [prel.css('borderTopWidth'), prel.css('borderRightWidth'), prel.css('borderBottomWidth'), prel.css('borderLeftWidth')],
        p = [prel.css('paddingTop'), prel.css('paddingRight'), prel.css('paddingBottom'), prel.css('paddingLeft')];

      o.borderDif = $.map(b, function(v, i) {
        var border = parseInt(v,10)||0, padding = parseInt(p[i],10)||0;
        return border + padding;
      });
    }

    if ($.browser.msie && !isVisible(el))
      return;

    prel.css({
      height: (el.height() - o.borderDif[0] - o.borderDif[2]) || 0,
      width: (el.width() - o.borderDif[1] - o.borderDif[3]) || 0
    });
  },

  _renderProxy: function() {
    var el = this.element, o = this.options;
    this.elementOffset = el.offset();

    if(o.helper) {
      this.helper = this.helper || $('<div style="overflow:hidden;"></div>');

      // fix ie6 offset
      var ie6 = $.browser.msie && $.browser.version < 7, ie6offset = (ie6 ? 1 : 0),
      pxyoffset = ( ie6 ? 2 : -1 );

      this.helper.addClass(o.helper).css({
        width: el.outerWidth() + pxyoffset,
        height: el.outerHeight() + pxyoffset,
        position: 'absolute',
        left: this.elementOffset.left - ie6offset +'px',
        top: this.elementOffset.top - ie6offset +'px',
        zIndex: ++o.zIndex
      });

      this.helper.appendTo("body");

      if (o.disableSelection)
        this.helper.disableSelection();

    } else {
      this.helper = el;
    }
  },

  _change: {
    e: function(event, dx, dy) {
      return { width: this.originalSize.width + dx };
    },
    w: function(event, dx, dy) {
      var o = this.options, cs = this.originalSize, sp = this.originalPosition;
      return { left: sp.left + dx, width: cs.width - dx };
    },
    n: function(event, dx, dy) {
      var o = this.options, cs = this.originalSize, sp = this.originalPosition;
      return { top: sp.top + dy, height: cs.height - dy };
    },
    s: function(event, dx, dy) {
      return { height: this.originalSize.height + dy };
    },
    se: function(event, dx, dy) {
      return $.extend(this._change.s.apply(this, arguments), this._change.e.apply(this, [event, dx, dy]));
    },
    sw: function(event, dx, dy) {
      return $.extend(this._change.s.apply(this, arguments), this._change.w.apply(this, [event, dx, dy]));
    },
    ne: function(event, dx, dy) {
      return $.extend(this._change.n.apply(this, arguments), this._change.e.apply(this, [event, dx, dy]));
    },
    nw: function(event, dx, dy) {
      return $.extend(this._change.n.apply(this, arguments), this._change.w.apply(this, [event, dx, dy]));
    }
  },

  _propagate: function(n, event) {
    $.ui.plugin.call(this, n, [event, this.ui()]);
    
    (n != "resize" && this._trigger(n, event, this.ui()));
  },

  plugins: {},

  ui: function() {
    return {
      originalElement: this.originalElement,
      element: this.element,
      helper: this.helper,
      position: this.position,
      size: this.size,
      options: this.options,
      originalSize: this.originalSize,
      originalPosition: this.originalPosition
    };
  }

}));

$.extend($.ui.resizable, {
  version: "1.6rc5",
  eventPrefix: "resize",
  defaults: {
    alsoResize: false,
    animate: false,
    animateDuration: "slow",
    animateEasing: "swing",
    aspectRatio: false,
    autoHide: false,
    cancel: ":input,option",
    containment: false,
    delay: 0,
    disableSelection: true,
    distance: 1,
    ghost: false,
    grid: false,
    knobHandles: false,
    maxHeight: null,
    maxWidth: null,
    minHeight: 10,
    minWidth: 10,
    preserveCursor: true,
    preventDefault: true,
    proportionallyResize: false,
    transparent: false
  }
});

/*
 * Resizable Extensions
 */

$.ui.plugin.add("resizable", "alsoResize", {

  start: function(event, ui) {
    var o = ui.options, self = $(this).data("resizable"),

    _store = function(exp) {
      $(exp).each(function() {
        $(this).data("resizable-alsoresize", {
          width: parseInt($(this).width(), 10), height: parseInt($(this).height(), 10),
          left: parseInt($(this).css('left'), 10), top: parseInt($(this).css('top'), 10)
        });
      });
    };

    if (typeof(o.alsoResize) == 'object' && !o.alsoResize.parentNode) {
      if (o.alsoResize.length) { o.alsoResize = o.alsoResize[0];  _store(o.alsoResize); }
      else { $.each(o.alsoResize, function(exp, c) { _store(exp); }); }
    }else{
      _store(o.alsoResize);
    }
  },

  resize: function(event, ui){
    var o = ui.options, self = $(this).data("resizable"), os = self.originalSize, op = self.originalPosition;

    var delta = {
      height: (self.size.height - os.height) || 0, width: (self.size.width - os.width) || 0,
      top: (self.position.top - op.top) || 0, left: (self.position.left - op.left) || 0
    },

    _alsoResize = function(exp, c) {
      $(exp).each(function() {
        var el = $(this), start = $(this).data("resizable-alsoresize"), style = {}, css = c && c.length ? c : ['width', 'height', 'top', 'left'];

        $.each(css || ['width', 'height', 'top', 'left'], function(i, prop) {
          var sum = (start[prop]||0) + (delta[prop]||0);
          if (sum && sum >= 0)
            style[prop] = sum || null;
        });

        //Opera fixing relative position
        if (/relative/.test(el.css('position')) && $.browser.opera) {
          self._revertToRelativePosition = true;
          el.css({ position: 'absolute', top: 'auto', left: 'auto' });
        }

        el.css(style);
      });
    };

    if (typeof(o.alsoResize) == 'object' && !o.alsoResize.nodeType) {
      $.each(o.alsoResize, function(exp, c) { _alsoResize(exp, c); });
    }else{
      _alsoResize(o.alsoResize);
    }
  },

  stop: function(event, ui){
    var self = $(this).data("resizable");

    //Opera fixing relative position
    if (self._revertToRelativePosition && $.browser.opera) {
      self._revertToRelativePosition = false;
      el.css({ position: 'relative' });
    }

    $(this).removeData("resizable-alsoresize-start");
  }
});

$.ui.plugin.add("resizable", "animate", {

  stop: function(event, ui) {
    var o = ui.options, self = $(this).data("resizable");

    var pr = o.proportionallyResize, ista = pr && (/textarea/i).test(pr.get(0).nodeName),
            soffseth = ista && $.ui.hasScroll(pr.get(0), 'left') /* TODO - jump height */ ? 0 : self.sizeDiff.height,
              soffsetw = ista ? 0 : self.sizeDiff.width;

    var style = { width: (self.size.width - soffsetw), height: (self.size.height - soffseth) },
          left = (parseInt(self.element.css('left'), 10) + (self.position.left - self.originalPosition.left)) || null,
            top = (parseInt(self.element.css('top'), 10) + (self.position.top - self.originalPosition.top)) || null;

    self.element.animate(
      $.extend(style, top && left ? { top: top, left: left } : {}), {
        duration: o.animateDuration,
        easing: o.animateEasing,
        step: function() {

          var data = {
            width: parseInt(self.element.css('width'), 10),
            height: parseInt(self.element.css('height'), 10),
            top: parseInt(self.element.css('top'), 10),
            left: parseInt(self.element.css('left'), 10)
          };

          if (pr) pr.css({ width: data.width, height: data.height });

          // propagating resize, and updating values for each animation step
          self._updateCache(data);
          self._propagate("resize", event);

        }
      }
    );
  }

});

$.ui.plugin.add("resizable", "containment", {

  start: function(event, ui) {
    var o = ui.options, self = $(this).data("resizable"), el = self.element;
    var oc = o.containment, ce = (oc instanceof $) ? oc.get(0) : (/parent/.test(oc)) ? el.parent().get(0) : oc;
    if (!ce) return;

    self.containerElement = $(ce);

    if (/document/.test(oc) || oc == document) {
      self.containerOffset = { left: 0, top: 0 };
      self.containerPosition = { left: 0, top: 0 };

      self.parentData = {
        element: $(document), left: 0, top: 0,
        width: $(document).width(), height: $(document).height() || document.body.parentNode.scrollHeight
      };
    }

    // i'm a node, so compute top, left, right, bottom
    else{
      self.containerOffset = $(ce).offset();
      self.containerPosition = $(ce).position();
      self.containerSize = { height: $(ce).innerHeight(), width: $(ce).innerWidth() };

      var co = self.containerOffset, ch = self.containerSize.height,  cw = self.containerSize.width,
            width = ($.ui.hasScroll(ce, "left") ? ce.scrollWidth : cw ), height = ($.ui.hasScroll(ce) ? ce.scrollHeight : ch);

      self.parentData = {
        element: ce, left: co.left, top: co.top, width: width, height: height
      };
    }
  },

  resize: function(event, ui) {
    var o = ui.options, self = $(this).data("resizable"),
        ps = self.containerSize, co = self.containerOffset, cs = self.size, cp = self.position,
        pRatio = o._aspectRatio || event.shiftKey, cop = { top:0, left:0 }, ce = self.containerElement;

    if (ce[0] != document && (/static/).test(ce.css('position')))
      cop = self.containerPosition;

    if (cp.left < (o.helper ? co.left : 0)) {
      self.size.width = self.size.width + (o.helper ? (self.position.left - co.left) : (self.position.left - cop.left));
      if (pRatio) self.size.height = self.size.width / o.aspectRatio;
      self.position.left = o.helper ? co.left : 0;
    }

    if (cp.top < (o.helper ? co.top : 0)) {
      self.size.height = self.size.height + (o.helper ? (self.position.top - co.top) : self.position.top);
      if (pRatio) self.size.width = self.size.height * o.aspectRatio;
      self.position.top = o.helper ? co.top : 0;
    }

    var woset = Math.abs( (o.helper ? self.offset.left - cop.left : (self.offset.left - cop.left)) + self.sizeDiff.width ),
          hoset = Math.abs( (o.helper ? self.offset.top - cop.top : (self.offset.top - co.top)) + self.sizeDiff.height );

    if (woset + self.size.width >= self.parentData.width) {
      self.size.width = self.parentData.width - woset;
      if (pRatio) self.size.height = self.size.width / o.aspectRatio;
    }

    if (hoset + self.size.height >= self.parentData.height) {
      self.size.height = self.parentData.height - hoset;
      if (pRatio) self.size.width = self.size.height * o.aspectRatio;
    }
  },

  stop: function(event, ui){
    var o = ui.options, self = $(this).data("resizable"), cp = self.position,
        co = self.containerOffset, cop = self.containerPosition, ce = self.containerElement;

    var helper = $(self.helper), ho = helper.offset(), w = helper.outerWidth() - self.sizeDiff.width, h = helper.outerHeight() - self.sizeDiff.height;

    if (o.helper && !o.animate && (/relative/).test(ce.css('position')))
      $(this).css({ left: ho.left - cop.left - co.left, width: w, height: h });

    if (o.helper && !o.animate && (/static/).test(ce.css('position')))
      $(this).css({ left: ho.left - cop.left - co.left, width: w, height: h });

  }
});

$.ui.plugin.add("resizable", "ghost", {

  start: function(event, ui) {
    var o = ui.options, self = $(this).data("resizable"), pr = o.proportionallyResize, cs = self.size;

    if (!pr) self.ghost = self.element.clone();
    else self.ghost = pr.clone();

    self.ghost.css(
      { opacity: .25, display: 'block', position: 'relative', height: cs.height, width: cs.width, margin: 0, left: 0, top: 0 }
    )
    .addClass('ui-resizable-ghost').addClass(typeof o.ghost == 'string' ? o.ghost : '');

    self.ghost.appendTo(self.helper);

  },

  resize: function(event, ui){
    var o = ui.options, self = $(this).data("resizable"), pr = o.proportionallyResize;

    if (self.ghost) self.ghost.css({ position: 'relative', height: self.size.height, width: self.size.width });

  },

  stop: function(event, ui){
    var o = ui.options, self = $(this).data("resizable"), pr = o.proportionallyResize;
    if (self.ghost && self.helper) self.helper.get(0).removeChild(self.ghost.get(0));
  }

});

$.ui.plugin.add("resizable", "grid", {

  resize: function(event, ui) {
    var o = ui.options, self = $(this).data("resizable"), cs = self.size, os = self.originalSize, op = self.originalPosition, a = self.axis, ratio = o._aspectRatio || event.shiftKey;
    o.grid = typeof o.grid == "number" ? [o.grid, o.grid] : o.grid;
    var ox = Math.round((cs.width - os.width) / (o.grid[0]||1)) * (o.grid[0]||1), oy = Math.round((cs.height - os.height) / (o.grid[1]||1)) * (o.grid[1]||1);

    if (/^(se|s|e)$/.test(a)) {
      self.size.width = os.width + ox;
      self.size.height = os.height + oy;
    }
    else if (/^(ne)$/.test(a)) {
      self.size.width = os.width + ox;
      self.size.height = os.height + oy;
      self.position.top = op.top - oy;
    }
    else if (/^(sw)$/.test(a)) {
      self.size.width = os.width + ox;
      self.size.height = os.height + oy;
      self.position.left = op.left - ox;
    }
    else {
      self.size.width = os.width + ox;
      self.size.height = os.height + oy;
      self.position.top = op.top - oy;
      self.position.left = op.left - ox;
    }
  }

});

function isVisible(element) {
  return !($(element).is(':hidden') || $(element).parents(':hidden').length);
}

})(jQuery);
/*
 * jQuery UI Dialog 1.6rc5
 *
 * Copyright (c) 2009 AUTHORS.txt (http://ui.jquery.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Dialog
 *
 * Depends:
 *  ui.core.js
 *  ui.draggable.js
 *  ui.resizable.js
 */
(function($) {

var setDataSwitch = {
  dragStart: "start.draggable",
  drag: "drag.draggable",
  dragStop: "stop.draggable",
  maxHeight: "maxHeight.resizable",
  minHeight: "minHeight.resizable",
  maxWidth: "maxWidth.resizable",
  minWidth: "minWidth.resizable",
  resizeStart: "start.resizable",
  resize: "drag.resizable",
  resizeStop: "stop.resizable"
};

$.widget("ui.dialog", {

  _init: function() {
    this.originalTitle = this.element.attr('title');
    this.options.title = this.options.title || this.originalTitle;

    var self = this,
      options = this.options,

      title = options.title || '&nbsp;',
      titleId = $.ui.dialog.getTitleId(this.element),

      uiDialog = (this.uiDialog = $('<div/>'))
        .appendTo(document.body)
        .hide()
        .addClass(
          'ui-dialog ' +
          'ui-widget ' +
          'ui-widget-content ' +
          'ui-corner-all ' +
          options.dialogClass
        )
        .css({
          position: 'absolute',
          overflow: 'hidden',
          zIndex: options.zIndex
        })
        // setting tabIndex makes the div focusable
        // setting outline to 0 prevents a border on focus in Mozilla
        .attr('tabIndex', -1).css('outline', 0).keydown(function(ev) {
          (options.closeOnEscape && ev.keyCode
            && ev.keyCode == $.ui.keyCode.ESCAPE && self.close());
        })
        .attr({
          role: 'dialog',
          'aria-labelledby': titleId
        })
        .mousedown(function() {
          self.moveToTop();
        }),

      uiDialogContent = this.element
        .show()
        .removeAttr('title')
        .addClass(
          'ui-dialog-content ' +
          'ui-widget-content')
        .appendTo(uiDialog),

      uiDialogTitlebar = (this.uiDialogTitlebar = $('<div></div>'))
        .addClass(
          'ui-dialog-titlebar ' +
          'ui-widget-header ' +
          'ui-corner-all ' +
          'ui-helper-clearfix'
        )
        .prependTo(uiDialog),

      uiDialogTitlebarClose = $('<a href="#"/>')
        .addClass(
          'ui-dialog-titlebar-close ' +
          'ui-corner-all'
        )
        .attr('role', 'button')
        .hover(
          function() {
            uiDialogTitlebarClose.addClass('ui-state-hover');
          },
          function() {
            uiDialogTitlebarClose.removeClass('ui-state-hover');
          }
        )
        .focus(function() {
          uiDialogTitlebarClose.addClass('ui-state-focus');
        })
        .blur(function() {
          uiDialogTitlebarClose.removeClass('ui-state-focus');
        })
        .mousedown(function(ev) {
          ev.stopPropagation();
        })
        .click(function() {
          self.close();
          return false;
        })
        .appendTo(uiDialogTitlebar),

      uiDialogTitlebarCloseText = (this.uiDialogTitlebarCloseText = $('<span/>'))
        .addClass(
          'ui-icon ' +
          'ui-icon-closethick'
        )
        .text(options.closeText)
        .appendTo(uiDialogTitlebarClose),

      uiDialogTitle = $('<span/>')
        .addClass('ui-dialog-title')
        .attr('id', titleId)
        .html(title)
        .prependTo(uiDialogTitlebar),

      uiDialogButtonPane = (this.uiDialogButtonPane = $('<div></div>'))
        .addClass(
          'ui-dialog-buttonpane ' +
          'ui-widget-content ' +
          'ui-helper-clearfix'
        )
        .appendTo(uiDialog);

    uiDialogTitlebar.find("*").add(uiDialogTitlebar).disableSelection();

    (options.draggable && $.fn.draggable && this._makeDraggable());
    (options.resizable && $.fn.resizable && this._makeResizable());

    this._createButtons(options.buttons);
    this._isOpen = false;

    (options.bgiframe && $.fn.bgiframe && uiDialog.bgiframe());
    (options.autoOpen && this.open());
  },

  destroy: function() {
    (this.overlay && this.overlay.destroy());
    this.uiDialog.hide();
    this.element
      .unbind('.dialog')
      .removeData('dialog')
      .removeClass('ui-dialog-content ui-widget-content')
      .hide().appendTo('body');
    this.uiDialog.remove();

    (this.originalTitle && this.element.attr('title', this.originalTitle));
  },

  close: function() {
    if (false === this._trigger('beforeclose')) {
      return;
    }

    (this.overlay && this.overlay.destroy());
    this.uiDialog
      .hide(this.options.hide)
      .unbind('keypress.ui-dialog');

    this._trigger('close');
    $.ui.dialog.overlay.resize();

    this._isOpen = false;
  },

  isOpen: function() {
    return this._isOpen;
  },

  // the force parameter allows us to move modal dialogs to their correct
  // position on open
  moveToTop: function(force) {

    if ((this.options.modal && !force)
      || (!this.options.stack && !this.options.modal)) {
      return this._trigger('focus');
    }

    var maxZ = this.options.zIndex, options = this.options;
    $('.ui-dialog:visible').each(function() {
      maxZ = Math.max(maxZ, parseInt($(this).css('z-index'), 10) || options.zIndex);
    });
    (this.overlay && this.overlay.$el.css('z-index', ++maxZ));

    //Save and then restore scroll since Opera 9.5+ resets when parent z-Index is changed.
    //  http://ui.jquery.com/bugs/ticket/3193
    var saveScroll = { scrollTop: this.element.attr('scrollTop'), scrollLeft: this.element.attr('scrollLeft') };
    this.uiDialog.css('z-index', ++maxZ);
    this.element.attr(saveScroll);
    this._trigger('focus');
  },

  open: function() {
    if (this._isOpen) { return; }

    this.overlay = this.options.modal ? new $.ui.dialog.overlay(this) : null;
    (this.uiDialog.next().length && this.uiDialog.appendTo('body'));
    this._size();
    this._position(this.options.position);
    this.uiDialog.show(this.options.show);
    this.moveToTop(true);

    // prevent tabbing out of modal dialogs
    (this.options.modal && this.uiDialog.bind('keypress.ui-dialog', function(event) {
      if (event.keyCode != $.ui.keyCode.TAB) {
        return;
      }

      var tabbables = $(':tabbable', this),
        first = tabbables.filter(':first')[0],
        last  = tabbables.filter(':last')[0];

      if (event.target == last && !event.shiftKey) {
        setTimeout(function() {
          first.focus();
        }, 1);
      } else if (event.target == first && event.shiftKey) {
        setTimeout(function() {
          last.focus();
        }, 1);
      }
    }));

    this.uiDialog.find(':tabbable:first').focus();
    this._trigger('open');
    this._isOpen = true;
  },

  _createButtons: function(buttons) {
    var self = this,
      hasButtons = false,
      uiDialogButtonPane = this.uiDialogButtonPane;

    // remove any existing buttons
    uiDialogButtonPane.empty().hide();

    $.each(buttons, function() { return !(hasButtons = true); });
    if (hasButtons) {
      uiDialogButtonPane.show();
      $.each(buttons, function(name, fn) {
        $('<button type="button"></button>')
          .addClass(
            'ui-state-default ' +
            'ui-corner-all'
          )
          .text(name)
          .click(function() { fn.apply(self.element[0], arguments); })
          .hover(
            function() {
              $(this).addClass('ui-state-hover');
            },
            function() {
              $(this).removeClass('ui-state-hover');
            }
          )
          .focus(function() {
            $(this).addClass('ui-state-focus');
          })
          .blur(function() {
            $(this).removeClass('ui-state-focus');
          })
          .appendTo(uiDialogButtonPane);
      });
    }
  },

  _makeDraggable: function() {
    var self = this,
      options = this.options;

    this.uiDialog.draggable({
      cancel: '.ui-dialog-content',
      helper: options.dragHelper,
      handle: '.ui-dialog-titlebar',
      containment: 'document',
      start: function() {
        (options.dragStart && options.dragStart.apply(self.element[0], arguments));
      },
      drag: function() {
        (options.drag && options.drag.apply(self.element[0], arguments));
      },
      stop: function() {
        (options.dragStop && options.dragStop.apply(self.element[0], arguments));
        $.ui.dialog.overlay.resize();
      }
    });
  },

  _makeResizable: function(handles) {
    handles = (handles === undefined ? this.options.resizable : handles);
    var self = this,
      options = this.options,
      resizeHandles = typeof handles == 'string'
        ? handles
        : 'n,e,s,w,se,sw,ne,nw';

    this.uiDialog.resizable({
      cancel: '.ui-dialog-content',
      alsoResize: this.element,
      helper: options.resizeHelper,
      maxWidth: options.maxWidth,
      maxHeight: options.maxHeight,
      minWidth: options.minWidth,
      minHeight: options.minHeight,
      start: function() {
        (options.resizeStart && options.resizeStart.apply(self.element[0], arguments));
      },
      resize: function() {
        (options.resize && options.resize.apply(self.element[0], arguments));
      },
      handles: resizeHandles,
      stop: function() {
        (options.resizeStop && options.resizeStop.apply(self.element[0], arguments));
        $.ui.dialog.overlay.resize();
      }
    })
    .find('.ui-resizable-se').addClass('ui-icon ui-icon-grip-diagonal-se');
  },

  _position: function(pos) {
    var wnd = $(window), doc = $(document),
      pTop = doc.scrollTop(), pLeft = doc.scrollLeft(),
      minTop = pTop;

    if ($.inArray(pos, ['center','top','right','bottom','left']) >= 0) {
      pos = [
        pos == 'right' || pos == 'left' ? pos : 'center',
        pos == 'top' || pos == 'bottom' ? pos : 'middle'
      ];
    }
    if (pos.constructor != Array) {
      pos = ['center', 'middle'];
    }
    if (pos[0].constructor == Number) {
      pLeft += pos[0];
    } else {
      switch (pos[0]) {
        case 'left':
          pLeft += 0;
          break;
        case 'right':
          pLeft += wnd.width() - this.uiDialog.outerWidth();
          break;
        default:
        case 'center':
          pLeft += (wnd.width() - this.uiDialog.outerWidth()) / 2;
      }
    }
    if (pos[1].constructor == Number) {
      pTop += pos[1];
    } else {
      switch (pos[1]) {
        case 'top':
          pTop += 0;
          break;
        case 'bottom':
          pTop += wnd.height() - this.uiDialog.outerHeight();
          break;
        default:
        case 'middle':
          pTop += (wnd.height() - this.uiDialog.outerHeight()) / 2;
      }
    }

    // prevent the dialog from being too high (make sure the titlebar
    // is accessible)
    pTop = Math.max(pTop, minTop);
    this.uiDialog.css({top: pTop, left: pLeft});
  },

  _setData: function(key, value){
    (setDataSwitch[key] && this.uiDialog.data(setDataSwitch[key], value));
    switch (key) {
      case "buttons":
        this._createButtons(value);
        break;
      case "closeText":
        this.uiDialogTitlebarCloseText.text(value);
        break;
      case "draggable":
        (value
          ? this._makeDraggable()
          : this.uiDialog.draggable('destroy'));
        break;
      case "height":
        this.uiDialog.height(value);
        break;
      case "position":
        this._position(value);
        break;
      case "resizable":
        var uiDialog = this.uiDialog,
          isResizable = this.uiDialog.is(':data(resizable)');

        // currently resizable, becoming non-resizable
        (isResizable && !value && uiDialog.resizable('destroy'));

        // currently resizable, changing handles
        (isResizable && typeof value == 'string' &&
          uiDialog.resizable('option', 'handles', value));

        // currently non-resizable, becoming resizable
        (isResizable || this._makeResizable(value));

        break;
      case "title":
        $(".ui-dialog-title", this.uiDialogTitlebar).html(value || '&nbsp;');
        break;
      case "width":
        this.uiDialog.width(value);
        break;
    }

    $.widget.prototype._setData.apply(this, arguments);
  },

  _size: function() {
    /* If the user has resized the dialog, the .ui-dialog and .ui-dialog-content
     * divs will both have width and height set, so we need to reset them
     */
    var options = this.options;

    // reset content sizing
    this.element.css({
      height: 0,
      minHeight: 0,
      width: 'auto'
    });

    // reset wrapper sizing
    // determine the height of all the non-content elements
    var nonContentHeight = this.uiDialog.css({
        height: 'auto',
        width: options.width
      })
      .height();

    this.element
      .css({
        minHeight: options.minHeight - nonContentHeight,
        height: options.height == 'auto'
          ? 'auto'
          : options.height - nonContentHeight
      });
  }
});

$.extend($.ui.dialog, {
  version: "1.6rc5",
  defaults: {
    autoOpen: true,
    bgiframe: false,
    buttons: {},
    closeOnEscape: true,
    closeText: 'close',
    draggable: true,
    height: 'auto',
    minHeight: 150,
    minWidth: 150,
    modal: false,
    overlay: {},
    position: 'center',
    resizable: true,
    stack: true,
    width: 300,
    zIndex: 1000
  },

  getter: 'isOpen',

  uuid: 0,

  getTitleId: function($el) {
    return 'ui-dialog-title-' + ($el.attr('id') || ++this.uuid);
  },

  overlay: function(dialog) {
    this.$el = $.ui.dialog.overlay.create(dialog);
  }
});

$.extend($.ui.dialog.overlay, {
  instances: [],
  events: $.map('focus,mousedown,mouseup,keydown,keypress,click'.split(','),
    function(event) { return event + '.dialog-overlay'; }).join(' '),
  create: function(dialog) {
    if (this.instances.length === 0) {
      // prevent use of anchors and inputs
      // we use a setTimeout in case the overlay is created from an
      // event that we're going to be cancelling (see #2804)
      setTimeout(function() {
        $('a, :input').bind($.ui.dialog.overlay.events, function() {
          // allow use of the element if inside a dialog and
          // - there are no modal dialogs
          // - there are modal dialogs, but we are in front of the topmost modal
          var allow = false;
          var $dialog = $(this).parents('.ui-dialog');
          if ($dialog.length) {
            var $overlays = $('.ui-dialog-overlay');
            if ($overlays.length) {
              var maxZ = parseInt($overlays.css('z-index'), 10);
              $overlays.each(function() {
                maxZ = Math.max(maxZ, parseInt($(this).css('z-index'), 10));
              });
              allow = parseInt($dialog.css('z-index'), 10) > maxZ;
            } else {
              allow = true;
            }
          }
          return allow;
        });
      }, 1);

      // allow closing by pressing the escape key
      $(document).bind('keydown.dialog-overlay', function(event) {
        (dialog.options.closeOnEscape && event.keyCode
            && event.keyCode == $.ui.keyCode.ESCAPE && dialog.close());
      });

      // handle window resize
      $(window).bind('resize.dialog-overlay', $.ui.dialog.overlay.resize);
    }

    var $el = $('<div></div>').appendTo(document.body)
      .addClass('ui-dialog-overlay').css($.extend({
        borderWidth: 0, margin: 0, padding: 0,
        position: 'absolute', top: 0, left: 0,
        width: this.width(),
        height: this.height()
      }, dialog.options.overlay));

    (dialog.options.bgiframe && $.fn.bgiframe && $el.bgiframe());

    this.instances.push($el);
    return $el;
  },

  destroy: function($el) {
    this.instances.splice($.inArray(this.instances, $el), 1);

    if (this.instances.length === 0) {
      $('a, :input').add([document, window]).unbind('.dialog-overlay');
    }

    $el.remove();
  },

  height: function() {
    // handle IE 6
    if ($.browser.msie && $.browser.version < 7) {
      var scrollHeight = Math.max(
        document.documentElement.scrollHeight,
        document.body.scrollHeight
      );
      var offsetHeight = Math.max(
        document.documentElement.offsetHeight,
        document.body.offsetHeight
      );

      if (scrollHeight < offsetHeight) {
        return $(window).height() + 'px';
      } else {
        return scrollHeight + 'px';
      }
    // handle "good" browsers
    } else {
      return $(document).height() + 'px';
    }
  },

  width: function() {
    // handle IE 6
    if ($.browser.msie && $.browser.version < 7) {
      var scrollWidth = Math.max(
        document.documentElement.scrollWidth,
        document.body.scrollWidth
      );
      var offsetWidth = Math.max(
        document.documentElement.offsetWidth,
        document.body.offsetWidth
      );

      if (scrollWidth < offsetWidth) {
        return $(window).width() + 'px';
      } else {
        return scrollWidth + 'px';
      }
    // handle "good" browsers
    } else {
      return $(document).width() + 'px';
    }
  },

  resize: function() {
    /* If the dialog is draggable and the user drags it past the
     * right edge of the window, the document becomes wider so we
     * need to stretch the overlay. If the user then drags the
     * dialog back to the left, the document will become narrower,
     * so we need to shrink the overlay to the appropriate size.
     * This is handled by shrinking the overlay before setting it
     * to the full document size.
     */
    var $overlays = $([]);
    $.each($.ui.dialog.overlay.instances, function() {
      $overlays = $overlays.add(this);
    });

    $overlays.css({
      width: 0,
      height: 0
    }).css({
      width: $.ui.dialog.overlay.width(),
      height: $.ui.dialog.overlay.height()
    });
  }
});

$.extend($.ui.dialog.overlay.prototype, {
  destroy: function() {
    $.ui.dialog.overlay.destroy(this.$el);
  }
});

})(jQuery);
/*
 * jQuery UI Datepicker 1.6rc5
 *
 * Copyright (c) 2009 AUTHORS.txt (http://ui.jquery.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Datepicker
 *
 * Depends:
 *  ui.core.js
 */

(function($) { // hide the namespace

$.extend($.ui, { datepicker: { version: "1.6rc5" } });

var PROP_NAME = 'datepicker';

/* Date picker manager.
   Use the singleton instance of this class, $.datepicker, to interact with the date picker.
   Settings for (groups of) date pickers are maintained in an instance object,
   allowing multiple different settings on the same page. */

function Datepicker() {
  this.debug = false; // Change this to true to start debugging
  this._curInst = null; // The current instance in use
  this._keyEvent = false; // If the last event was a key event
  this._disabledInputs = []; // List of date picker inputs that have been disabled
  this._datepickerShowing = false; // True if the popup picker is showing , false if not
  this._inDialog = false; // True if showing within a "dialog", false if not
  this._mainDivId = 'ui-datepicker-div'; // The ID of the main datepicker division
  this._inlineClass = 'ui-datepicker-inline'; // The name of the inline marker class
  this._appendClass = 'ui-datepicker-append'; // The name of the append marker class
  this._triggerClass = 'ui-datepicker-trigger'; // The name of the trigger marker class
  this._dialogClass = 'ui-datepicker-dialog'; // The name of the dialog marker class
  this._disableClass = 'ui-datepicker-disabled'; // The name of the disabled covering marker class
  this._unselectableClass = 'ui-datepicker-unselectable'; // The name of the unselectable cell marker class
  this._currentClass = 'ui-datepicker-current-day'; // The name of the current day marker class
  this._dayOverClass = 'ui-datepicker-days-cell-over'; // The name of the day hover marker class
  this.regional = []; // Available regional settings, indexed by language code
  this.regional[''] = { // Default regional settings
    closeText: 'Done', // Display text for close link
    prevText: 'Prev', // Display text for previous month link
    nextText: 'Next', // Display text for next month link
    currentText: 'Today', // Display text for current month link
    monthNames: ['January','February','March','April','May','June',
      'July','August','September','October','November','December'], // Names of months for drop-down and formatting
    monthNamesShort: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'], // For formatting
    dayNames: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'], // For formatting
    dayNamesShort: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], // For formatting
    dayNamesMin: ['Su','Mo','Tu','We','Th','Fr','Sa'], // Column headings for days starting at Sunday
    dateFormat: 'mm/dd/yy', // See format options on parseDate
    firstDay: 0, // The first day of the week, Sun = 0, Mon = 1, ...
    isRTL: false // True if right-to-left language, false if left-to-right
  };
  this._defaults = { // Global defaults for all the date picker instances
    showOn: 'focus', // 'focus' for popup on focus,
      // 'button' for trigger button, or 'both' for either
    showAnim: 'show', // Name of jQuery animation for popup
    showOptions: {}, // Options for enhanced animations
    defaultDate: null, // Used when field is blank: actual date,
      // +/-number for offset from today, null for today
    appendText: '', // Display text following the input box, e.g. showing the format
    buttonText: '...', // Text for trigger button
    buttonImage: '', // URL for trigger button image
    buttonImageOnly: false, // True if the image appears alone, false if it appears on a button
    hideIfNoPrevNext: false, // True to hide next/previous month links
      // if not applicable, false to just disable them
    navigationAsDateFormat: false, // True if date formatting applied to prev/today/next links
    gotoCurrent: false, // True if today link goes back to current selection instead
    changeMonth: false, // True if month can be selected directly, false if only prev/next
    changeYear: false, // True if year can be selected directly, false if only prev/next
    showMonthAfterYear: false, // True if the year select precedes month, false for month then year
    yearRange: '-10:+10', // Range of years to display in drop-down,
      // either relative to current year (-nn:+nn) or absolute (nnnn:nnnn)
    showOtherMonths: false, // True to show dates in other months, false to leave blank
    calculateWeek: this.iso8601Week, // How to calculate the week of the year,
      // takes a Date and returns the number of the week for it
    shortYearCutoff: '+10', // Short year values < this are in the current century,
      // > this are in the previous century,
      // string value starting with '+' for current year + value
    minDate: null, // The earliest selectable date, or null for no limit
    maxDate: null, // The latest selectable date, or null for no limit
    duration: 'normal', // Duration of display/closure
    beforeShowDay: null, // Function that takes a date and returns an array with
      // [0] = true if selectable, false if not, [1] = custom CSS class name(s) or '',
      // [2] = cell title (optional), e.g. $.datepicker.noWeekends
    beforeShow: null, // Function that takes an input field and
      // returns a set of custom settings for the date picker
    onSelect: null, // Define a callback function when a date is selected
    onChangeMonthYear: null, // Define a callback function when the month or year is changed
    onClose: null, // Define a callback function when the datepicker is closed
    numberOfMonths: 1, // Number of months to show at a time
    showCurrentAtPos: 0, // The position in multipe months at which to show the current month (starting at 0)
    stepMonths: 1, // Number of months to step back/forward
    stepBigMonths: 12, // Number of months to step back/forward for the big links
    altField: '', // Selector for an alternate field to store selected dates into
    altFormat: '', // The date format to use for the alternate field
    constrainInput: true, // The input is constrained by the current date format
    showButtonPanel: false, // True to show button panel, false to not show it
    selectedDates: [],
    dateList: [],
    dateInformations: []
    
  };
  $.extend(this._defaults, this.regional['']);
  this.dpDiv = $('<div id="' + this._mainDivId + '" class="ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all ui-helper-hidden-accessible"></div>');
}

$.extend(Datepicker.prototype, {
  /* Class name added to elements to indicate already configured with a date picker. */
  markerClassName: 'hasDatepicker',

  /* Debug logging (if enabled). */
  log: function () {
    if (this.debug)
      console.log.apply('', arguments);
  },

  /* Override the default settings for all instances of the date picker.
     @param  settings  object - the new settings to use as defaults (anonymous object)
     @return the manager object */
  setDefaults: function(settings) {
    extendRemove(this._defaults, settings || {});
    return this;
  },

  /* Attach the date picker to a jQuery selection.
     @param  target    element - the target input field or division or span
     @param  settings  object - the new settings to use for this date picker instance (anonymous) */
  _attachDatepicker: function(target, settings) {

    // check for settings on the control itself - in namespace 'date:'
    var inlineSettings = null;
    for (var attrName in this._defaults) {
      var attrValue = target.getAttribute('date:' + attrName);
      if (attrValue) {
        inlineSettings = inlineSettings || {};
        try {
          inlineSettings[attrName] = eval(attrValue);
        } catch (err) {
          inlineSettings[attrName] = attrValue;
        }
      }
    }



    var nodeName = target.nodeName.toLowerCase();
    var inline = (nodeName == 'div' || nodeName == 'span');
    if (!target.id)
      target.id = 'dp' + (++this.uuid);
    var inst = this._newInst($(target), inline);
    inst.settings = $.extend({}, settings || {}, inlineSettings || {});
    
    if (this._get(inst, 'selectedDates')) {
      var o = new Object();
      var infos = new Object();
      for(var i=0;i< this._get(inst, 'selectedDates').length;i++) {
        
        var cd = this._get(inst, 'selectedDates')[i];
        if (cd) {
          o[ cd.date.getTime() ] = cd.title;
        }
      }//for
            
      this._defaults['dateList'] = o;

    }//if*/
    
    if (nodeName == 'input') {
      this._connectDatepicker(target, inst);
    } else if (inline) {
      this._inlineDatepicker(target, inst);
    }
  },

  /* Create a new instance object. */
  _newInst: function(target, inline) {
    var id = target[0].id.replace(/([:\[\]\.])/g, '\\\\$1'); // escape jQuery meta chars
    return {id: id, input: target, // associated target
      selectedDay: 0, selectedMonth: 0, selectedYear: 0, // current selection
      drawMonth: 0, drawYear: 0, // month being drawn
      inline: inline, // is datepicker inline or not
      dpDiv: (!inline ? this.dpDiv : // presentation div
      $('<div class="' + this._inlineClass + ' ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all"></div>'))};
  },

  /* Attach the date picker to an input field. */
  _connectDatepicker: function(target, inst) {
    var input = $(target);
    if (input.hasClass(this.markerClassName))
      return;
    var appendText = this._get(inst, 'appendText');
    var isRTL = this._get(inst, 'isRTL');
    if (appendText)
      input[isRTL ? 'before' : 'after']('<span class="' + this._appendClass + '">' + appendText + '</span>');
    var showOn = this._get(inst, 'showOn');
    if (showOn == 'focus' || showOn == 'both') // pop-up date picker when in the marked field
      input.focus(this._showDatepicker);
    if (showOn == 'button' || showOn == 'both') { // pop-up date picker when button clicked
      var buttonText = this._get(inst, 'buttonText');
      var buttonImage = this._get(inst, 'buttonImage');
      var trigger = $(this._get(inst, 'buttonImageOnly') ?
        $('<img/>').addClass(this._triggerClass).
          attr({ src: buttonImage, alt: buttonText, title: buttonText }) :
        $('<button type="button"></button>').addClass(this._triggerClass).
          html(buttonImage == '' ? buttonText : $('<img/>').attr(
          { src:buttonImage, alt:buttonText, title:buttonText })));
      input[isRTL ? 'before' : 'after'](trigger);
      trigger.click(function() {
        if ($.datepicker._datepickerShowing && $.datepicker._lastInput == target)
          $.datepicker._hideDatepicker();
        else
          $.datepicker._showDatepicker(target);
        return false;
      });
    }
    input.addClass(this.markerClassName).keydown(this._doKeyDown).keypress(this._doKeyPress).
      bind("setData.datepicker", function(event, key, value) {
        inst.settings[key] = value;
      }).bind("getData.datepicker", function(event, key) {
        return this._get(inst, key);
      });
    $.data(target, PROP_NAME, inst);
  },

  /* Attach an inline date picker to a div. */
  _inlineDatepicker: function(target, inst) {
    var divSpan = $(target);
    if (divSpan.hasClass(this.markerClassName))
      return;
    divSpan.addClass(this.markerClassName).append(inst.dpDiv).
      bind("setData.datepicker", function(event, key, value){
        inst.settings[key] = value;
      }).bind("getData.datepicker", function(event, key){
        return this._get(inst, key);
      });
    $.data(target, PROP_NAME, inst);
    this._setDate(inst, this._getDefaultDate(inst));
    this._updateDatepicker(inst);
    this._updateAlternate(inst);
  },

  /* Pop-up the date picker in a "dialog" box.
     @param  input     element - ignored
     @param  dateText  string - the initial date to display (in the current format)
     @param  onSelect  function - the function(dateText) to call when a date is selected
     @param  settings  object - update the dialog date picker instance's settings (anonymous object)
     @param  pos       int[2] - coordinates for the dialog's position within the screen or
                       event - with x/y coordinates or
                       leave empty for default (screen centre)
     @return the manager object */
  _dialogDatepicker: function(input, dateText, onSelect, settings, pos) {
    var inst = this._dialogInst; // internal instance
    if (!inst) {
      var id = 'dp' + (++this.uuid);
      this._dialogInput = $('<input type="text" id="' + id +
        '" size="1" style="position: absolute; top: -100px;"/>');
      this._dialogInput.keydown(this._doKeyDown);
      $('body').append(this._dialogInput);
      inst = this._dialogInst = this._newInst(this._dialogInput, false);
      inst.settings = {};
      $.data(this._dialogInput[0], PROP_NAME, inst);
    }
    extendRemove(inst.settings, settings || {});
    this._dialogInput.val(dateText);

    this._pos = (pos ? (pos.length ? pos : [pos.pageX, pos.pageY]) : null);
    if (!this._pos) {
      var browserWidth = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
      var browserHeight = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight;
      var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
      var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
      this._pos = // should use actual width/height below
        [(browserWidth / 2) - 100 + scrollX, (browserHeight / 2) - 150 + scrollY];
    }

    // move input on screen for focus, but hidden behind dialog
    this._dialogInput.css('left', this._pos[0] + 'px').css('top', this._pos[1] + 'px');
    inst.settings.onSelect = onSelect;
    this._inDialog = true;
    this.dpDiv.addClass(this._dialogClass);
    this._showDatepicker(this._dialogInput[0]);
    if ($.blockUI)
      $.blockUI(this.dpDiv);
    $.data(this._dialogInput[0], PROP_NAME, inst);
    return this;
  },

  /* Detach a datepicker from its control.
     @param  target    element - the target input field or division or span */
  _destroyDatepicker: function(target) {
    var $target = $(target);
    if (!$target.hasClass(this.markerClassName)) {
      return;
    }
    var nodeName = target.nodeName.toLowerCase();
    $.removeData(target, PROP_NAME);
    if (nodeName == 'input') {
      $target.siblings('.' + this._appendClass).remove().end().
        siblings('.' + this._triggerClass).remove().end().
        removeClass(this.markerClassName).
        unbind('focus', this._showDatepicker).
        unbind('keydown', this._doKeyDown).
        unbind('keypress', this._doKeyPress);
    } else if (nodeName == 'div' || nodeName == 'span')
      $target.removeClass(this.markerClassName).empty();
  },

  /* Enable the date picker to a jQuery selection.
     @param  target    element - the target input field or division or span */
  _enableDatepicker: function(target) {
    var $target = $(target);
    if (!$target.hasClass(this.markerClassName)) {
      return;
    }
    var nodeName = target.nodeName.toLowerCase();
    if (nodeName == 'input') {
    target.disabled = false;
      $target.siblings('button.' + this._triggerClass).
      each(function() { this.disabled = false; }).end().
        siblings('img.' + this._triggerClass).
        css({opacity: '1.0', cursor: ''});
    }
    else if (nodeName == 'div' || nodeName == 'span') {
      var inline = $target.children('.' + this._inlineClass);
      inline.children().removeClass('ui-state-disabled');
    }
    this._disabledInputs = $.map(this._disabledInputs,
      function(value) { return (value == target ? null : value); }); // delete entry
  },

  /* Disable the date picker to a jQuery selection.
     @param  target    element - the target input field or division or span */
  _disableDatepicker: function(target) {
    var $target = $(target);
    if (!$target.hasClass(this.markerClassName)) {
      return;
    }
    var nodeName = target.nodeName.toLowerCase();
    if (nodeName == 'input') {
    target.disabled = true;
      $target.siblings('button.' + this._triggerClass).
      each(function() { this.disabled = true; }).end().
        siblings('img.' + this._triggerClass).
        css({opacity: '0.5', cursor: 'default'});
    }
    else if (nodeName == 'div' || nodeName == 'span') {
      var inline = $target.children('.' + this._inlineClass);
      inline.children().addClass('ui-state-disabled');
    }
    this._disabledInputs = $.map(this._disabledInputs,
      function(value) { return (value == target ? null : value); }); // delete entry
    this._disabledInputs[this._disabledInputs.length] = target;
  },

  /* Is the first field in a jQuery collection disabled as a datepicker?
     @param  target    element - the target input field or division or span
     @return boolean - true if disabled, false if enabled */
  _isDisabledDatepicker: function(target) {
    if (!target) {
      return false;
    }
    for (var i = 0; i < this._disabledInputs.length; i++) {
      if (this._disabledInputs[i] == target)
        return true;
    }
    return false;
  },

  /* Retrieve the instance data for the target control.
     @param  target  element - the target input field or division or span
     @return  object - the associated instance data
     @throws  error if a jQuery problem getting data */
  _getInst: function(target) {
    try {
      return $.data(target, PROP_NAME);
    }
    catch (err) {
      throw 'Missing instance data for this datepicker';
    }
  },

  /* Update the settings for a date picker attached to an input field or division.
     @param  target  element - the target input field or division or span
     @param  name    object - the new settings to update or
                     string - the name of the setting to change or
     @param  value   any - the new value for the setting (omit if above is an object) */
  _optionDatepicker: function(target, name, value) {
    var settings = name || {};
    if (typeof name == 'string') {
      settings = {};
      settings[name] = value;
    }
    var inst = this._getInst(target);
    if (inst) {
      if (this._curInst == inst) {
        this._hideDatepicker(null);
      }
      extendRemove(inst.settings, settings);
      var date = new Date();
      extendRemove(inst, {rangeStart: null, // start of range
        endDay: null, endMonth: null, endYear: null, // end of range
        selectedDay: date.getDate(), selectedMonth: date.getMonth(),
        selectedYear: date.getFullYear(), // starting point
        currentDay: date.getDate(), currentMonth: date.getMonth(),
        currentYear: date.getFullYear(), // current selection
        drawMonth: date.getMonth(), drawYear: date.getFullYear()}); // month being drawn
      this._updateDatepicker(inst);
    }
  },

  // change method deprecated
  _changeDatepicker: function(target, name, value) {
    this._optionDatepicker(target, name, value);
  },

  /* Redraw the date picker attached to an input field or division.
     @param  target  element - the target input field or division or span */
  _refreshDatepicker: function(target) {
    var inst = this._getInst(target);
    if (inst) {
      this._updateDatepicker(inst);
    }
  },

  /* Set the dates for a jQuery selection.
     @param  target   element - the target input field or division or span
     @param  date     Date - the new date
     @param  endDate  Date - the new end date for a range (optional) */
  _setDateDatepicker: function(target, date, endDate) {
    var inst = this._getInst(target);
    if (inst) {
      this._setDate(inst, date, endDate);
      this._updateDatepicker(inst);
      this._updateAlternate(inst);
    }
  },

  /* Get the date(s) for the first entry in a jQuery selection.
     @param  target  element - the target input field or division or span
     @return Date - the current date or
             Date[2] - the current dates for a range */
  _getDateDatepicker: function(target) {
    var inst = this._getInst(target);
    if (inst && !inst.inline)
      this._setDateFromField(inst);
    return (inst ? this._getDate(inst) : null);
  },

  /* Handle keystrokes. */
  _doKeyDown: function(event) {
    var inst = $.datepicker._getInst(event.target);
    var handled = true;
    var isRTL = inst.dpDiv.is('.ui-datepicker-rtl');
    inst._keyEvent = true;
    if ($.datepicker._datepickerShowing)
      switch (event.keyCode) {
        case 9:  $.datepicker._hideDatepicker(null, '');
            break; // hide on tab out
        case 13: var sel = $('td.' + $.datepicker._dayOverClass +
              ', td.' + $.datepicker._currentClass, inst.dpDiv);
            if (sel[0])
              $.datepicker._selectDay(event.target, inst.selectedMonth, inst.selectedYear, sel[0]);
            else
              $.datepicker._hideDatepicker(null, $.datepicker._get(inst, 'duration'));
            return false; // don't submit the form
            break; // select the value on enter
        case 27: $.datepicker._hideDatepicker(null, $.datepicker._get(inst, 'duration'));
            break; // hide on escape
        case 33: $.datepicker._adjustDate(event.target, (event.ctrlKey ?
              -$.datepicker._get(inst, 'stepBigMonths') :
              -$.datepicker._get(inst, 'stepMonths')), 'M');
            break; // previous month/year on page up/+ ctrl
        case 34: $.datepicker._adjustDate(event.target, (event.ctrlKey ?
              +$.datepicker._get(inst, 'stepBigMonths') :
              +$.datepicker._get(inst, 'stepMonths')), 'M');
            break; // next month/year on page down/+ ctrl
        case 35: if (event.ctrlKey || event.metaKey) $.datepicker._clearDate(event.target);
            handled = event.ctrlKey || event.metaKey;
            break; // clear on ctrl or command +end
        case 36: if (event.ctrlKey || event.metaKey) $.datepicker._gotoToday(event.target);
            handled = event.ctrlKey || event.metaKey;
            break; // current on ctrl or command +home
        case 37: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, (isRTL ? +1 : -1), 'D');
            handled = event.ctrlKey || event.metaKey;
            // -1 day on ctrl or command +left
            if (event.originalEvent.altKey) $.datepicker._adjustDate(event.target, (event.ctrlKey ?
                  -$.datepicker._get(inst, 'stepBigMonths') :
                  -$.datepicker._get(inst, 'stepMonths')), 'M');
            // next month/year on alt +left on Mac
            break;
        case 38: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, -7, 'D');
            handled = event.ctrlKey || event.metaKey;
            break; // -1 week on ctrl or command +up
        case 39: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, (isRTL ? -1 : +1), 'D');
            handled = event.ctrlKey || event.metaKey;
            // +1 day on ctrl or command +right
            if (event.originalEvent.altKey) $.datepicker._adjustDate(event.target, (event.ctrlKey ?
                  +$.datepicker._get(inst, 'stepBigMonths') :
                  +$.datepicker._get(inst, 'stepMonths')), 'M');
            // next month/year on alt +right
            break;
        case 40: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, +7, 'D');
            handled = event.ctrlKey || event.metaKey;
            break; // +1 week on ctrl or command +down
        default: handled = false;
      }
    else if (event.keyCode == 36 && event.ctrlKey) // display the date picker on ctrl+home
      $.datepicker._showDatepicker(this);
    else {
      handled = false;
    }
    if (handled) {
      event.preventDefault();
      event.stopPropagation();
    }
  },

  /* Filter entered characters - based on date format. */
  _doKeyPress: function(event) {
    var inst = $.datepicker._getInst(event.target);
    if ($.datepicker._get(inst, 'constrainInput')) {
      var chars = $.datepicker._possibleChars($.datepicker._get(inst, 'dateFormat'));
      var chr = String.fromCharCode(event.charCode == undefined ? event.keyCode : event.charCode);
      return event.ctrlKey || (chr < ' ' || !chars || chars.indexOf(chr) > -1);
    }
  },

  /* Pop-up the date picker for a given input field.
     @param  input  element - the input field attached to the date picker or
                    event - if triggered by focus */
  _showDatepicker: function(input) {
    input = input.target || input;
    if (input.nodeName.toLowerCase() != 'input') // find from button/image trigger
      input = $('input', input.parentNode)[0];
    if ($.datepicker._isDisabledDatepicker(input) || $.datepicker._lastInput == input) // already here
      return;
    var inst = $.datepicker._getInst(input);
    var beforeShow = $.datepicker._get(inst, 'beforeShow');
    extendRemove(inst.settings, (beforeShow ? beforeShow.apply(input, [input, inst]) : {}));
    $.datepicker._hideDatepicker(null, '');
    $.datepicker._lastInput = input;
    $.datepicker._setDateFromField(inst);
    if ($.datepicker._inDialog) // hide cursor
      input.value = '';
    if (!$.datepicker._pos) { // position below input
      $.datepicker._pos = $.datepicker._findPos(input);
      $.datepicker._pos[1] += input.offsetHeight; // add the height
    }
    var isFixed = false;
    $(input).parents().each(function() {
      isFixed |= $(this).css('position') == 'fixed';
      return !isFixed;
    });
    if (isFixed && $.browser.opera) { // correction for Opera when fixed and scrolled
      $.datepicker._pos[0] -= document.documentElement.scrollLeft;
      $.datepicker._pos[1] -= document.documentElement.scrollTop;
    }
    var offset = {left: $.datepicker._pos[0], top: $.datepicker._pos[1]};
    $.datepicker._pos = null;
    inst.rangeStart = null;
    // determine sizing offscreen
    inst.dpDiv.css({position: 'absolute', display: 'block', top: '-1000px'});
    $.datepicker._updateDatepicker(inst);
    // fix width for dynamic number of date pickers
    // and adjust position before showing
    offset = $.datepicker._checkOffset(inst, offset, isFixed);
    inst.dpDiv.css({position: ($.datepicker._inDialog && $.blockUI ?
      'static' : (isFixed ? 'fixed' : 'absolute')), display: 'none',
      left: offset.left + 'px', top: offset.top + 'px'});
    if (!inst.inline) {
      var showAnim = $.datepicker._get(inst, 'showAnim') || 'show';
      var duration = $.datepicker._get(inst, 'duration');
      var postProcess = function() {
        $.datepicker._datepickerShowing = true;
        if ($.browser.msie && parseInt($.browser.version,10) < 7) // fix IE < 7 select problems
          $('iframe.ui-datepicker-cover').css({width: inst.dpDiv.width() + 4,
            height: inst.dpDiv.height() + 4});
      };
      if ($.effects && $.effects[showAnim])
        inst.dpDiv.show(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
      else
        inst.dpDiv[showAnim](duration, postProcess);
      if (duration == '')
        postProcess();
      if (inst.input[0].type != 'hidden')
        inst.input[0].focus();
      $.datepicker._curInst = inst;
    }
  },

  /* Generate the date picker content. */
  _updateDatepicker: function(inst) {
    var dims = {width: inst.dpDiv.width() + 4,
      height: inst.dpDiv.height() + 4};
    var self = this;
    inst.dpDiv.empty().append(this._generateHTML(inst))
      .find('iframe.ui-datepicker-cover').
        css({width: dims.width, height: dims.height})
      .end()
      .find('button, .ui-datepicker-prev, .ui-datepicker-next, .ui-datepicker-calendar td a')
        .bind('mouseout', function(){
          $(this).removeClass('ui-state-hover');
          if(this.className.indexOf('ui-datepicker-prev') != -1) $(this).removeClass('ui-datepicker-prev-hover');
          if(this.className.indexOf('ui-datepicker-next') != -1) $(this).removeClass('ui-datepicker-next-hover');
        })
        .bind('mouseover', function(){
          if (!self._isDisabledDatepicker( inst.inline ? inst.dpDiv.parent()[0] : inst.input[0])) {
            $(this).parents('.ui-datepicker-calendar').find('a').removeClass('ui-state-hover');
            $(this).addClass('ui-state-hover');
            if(this.className.indexOf('ui-datepicker-prev') != -1) $(this).addClass('ui-datepicker-prev-hover');
            if(this.className.indexOf('ui-datepicker-next') != -1) $(this).addClass('ui-datepicker-next-hover');
          }
        })
      .end()
      .find('.' + this._dayOverClass + ' a')
        .trigger('mouseover')
      .end();
    var numMonths = this._getNumberOfMonths(inst);
    var cols = numMonths[1];
    var width = 17;
    if (cols > 1) {
      inst.dpDiv.addClass('ui-datepicker-multi-' + cols).css('width', (width * cols) + 'em');
    } else {
      inst.dpDiv.removeClass('ui-datepicker-multi-2 ui-datepicker-multi-3 ui-datepicker-multi-4').width('');
    }
    inst.dpDiv[(numMonths[0] != 1 || numMonths[1] != 1 ? 'add' : 'remove') +
      'Class']('ui-datepicker-multi');
    inst.dpDiv[(this._get(inst, 'isRTL') ? 'add' : 'remove') +
      'Class']('ui-datepicker-rtl');
    if (inst.input && inst.input[0].type != 'hidden' && inst == $.datepicker._curInst)
      $(inst.input[0]).focus();
  },
  
  /* Check positioning to remain on screen. */
  _checkOffset: function(inst, offset, isFixed) {   
    var dpWidth = inst.dpDiv.outerWidth();
    var dpHeight = inst.dpDiv.outerHeight();
    var inputWidth = inst.input ? inst.input.outerWidth() : 0;
    var inputHeight = inst.input ? inst.input.outerHeight() : 0;
    var viewWidth = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
    var viewHeight = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight;
    
    offset.left -= (this._get(inst, 'isRTL') ? (dpWidth - inputWidth) : 0);
    offset.left -= (isFixed && offset.left == inst.input.offset().left) ? $(document).scrollLeft() : 0;
    offset.top -= (isFixed && offset.top == (inst.input.offset().top + inputHeight)) ? $(document).scrollTop() : 0;
    
    // now check if datepicker is showing outside window viewpoint - move to a better place if so.
    offset.left -= (offset.left + dpWidth > viewWidth && viewWidth > dpWidth) ? Math.abs(offset.left + dpWidth - viewWidth) : 0;
    offset.top -= (offset.top + dpHeight > viewHeight && viewHeight > dpHeight) ? Math.abs(offset.top + dpHeight + inputHeight*2 - viewHeight) : 0;
        
    return offset;
  },  

  /* Find an object's position on the screen. */
  _findPos: function(obj) {
        while (obj && (obj.type == 'hidden' || obj.nodeType != 1)) {
            obj = obj.nextSibling;
        }
        var position = $(obj).offset();
      return [position.left, position.top];
  },

  /* Hide the date picker from view.
     @param  input  element - the input field attached to the date picker
     @param  duration  string - the duration over which to close the date picker */
  _hideDatepicker: function(input, duration) {
    var inst = this._curInst;
    if (!inst || (input && inst != $.data(input, PROP_NAME)))
      return;
    if (inst.stayOpen)
      this._selectDate('#' + inst.id, this._formatDate(inst,
        inst.currentDay, inst.currentMonth, inst.currentYear));
    inst.stayOpen = false;
    if (this._datepickerShowing) {
      duration = (duration != null ? duration : this._get(inst, 'duration'));
      var showAnim = this._get(inst, 'showAnim');
      var postProcess = function() {
        $.datepicker._tidyDialog(inst);
      };
      if (duration != '' && $.effects && $.effects[showAnim])
        inst.dpDiv.hide(showAnim, $.datepicker._get(inst, 'showOptions'),
          duration, postProcess);
      else
        inst.dpDiv[(duration == '' ? 'hide' : (showAnim == 'slideDown' ? 'slideUp' :
          (showAnim == 'fadeIn' ? 'fadeOut' : 'hide')))](duration, postProcess);
      if (duration == '')
        this._tidyDialog(inst);
      var onClose = this._get(inst, 'onClose');
      if (onClose)
        onClose.apply((inst.input ? inst.input[0] : null),
          [(inst.input ? inst.input.val() : ''), inst]);  // trigger custom callback
      this._datepickerShowing = false;
      this._lastInput = null;
      if (this._inDialog) {
        this._dialogInput.css({ position: 'absolute', left: '0', top: '-100px' });
        if ($.blockUI) {
          $.unblockUI();
          $('body').append(this.dpDiv);
        }
      }
      this._inDialog = false;
    }
    this._curInst = null;
  },

  /* Tidy up after a dialog display. */
  _tidyDialog: function(inst) {
    inst.dpDiv.removeClass(this._dialogClass).unbind('.ui-datepicker-calendar');
  },

  /* Close date picker if clicked elsewhere. */
  _checkExternalClick: function(event) {
    if (!$.datepicker._curInst)
      return;
    var $target = $(event.target);
    if (($target.parents('#' + $.datepicker._mainDivId).length == 0) &&
        !$target.hasClass($.datepicker.markerClassName) &&
        !$target.hasClass($.datepicker._triggerClass) &&
        $.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI))
      $.datepicker._hideDatepicker(null, '');
  },

  /* Adjust one of the date sub-fields. */
  _adjustDate: function(id, offset, period) {
    var target = $(id);
    var inst = this._getInst(target[0]);
    if (this._isDisabledDatepicker(target[0])) {
      return;
    }
    this._adjustInstDate(inst, offset, period);
    this._updateDatepicker(inst);
  },

  /* Action for current link. */
  _gotoToday: function(id) {
    var target = $(id);
    var inst = this._getInst(target[0]);
    if (this._get(inst, 'gotoCurrent') && inst.currentDay) {
      inst.selectedDay = inst.currentDay;
      inst.drawMonth = inst.selectedMonth = inst.currentMonth;
      inst.drawYear = inst.selectedYear = inst.currentYear;
    }
    else {
    var date = new Date();
    inst.selectedDay = date.getDate();
    inst.drawMonth = inst.selectedMonth = date.getMonth();
    inst.drawYear = inst.selectedYear = date.getFullYear();
    }
    this._notifyChange(inst);
    this._adjustDate(target);
  },

  /* Action for selecting a new month/year. */
  _selectMonthYear: function(id, select, period) {
    var target = $(id);
    var inst = this._getInst(target[0]);
    inst._selectingMonthYear = false;
    inst['selected' + (period == 'M' ? 'Month' : 'Year')] =
    inst['draw' + (period == 'M' ? 'Month' : 'Year')] =
      parseInt(select.options[select.selectedIndex].value,10);
    this._notifyChange(inst);
    this._adjustDate(target);
  },

  /* Restore input focus after not changing month/year. */
  _clickMonthYear: function(id) {
    var target = $(id);
    var inst = this._getInst(target[0]);
    if (inst.input && inst._selectingMonthYear && !$.browser.msie)
      inst.input[0].focus();
    inst._selectingMonthYear = !inst._selectingMonthYear;
  },

  /* Action for selecting a day. */
  _selectDay: function(id, month, year, td) {
		jQuery("#unitip").hide(); // nasconde il tooltip
    var target = $(id);
    if ($(td).hasClass(this._unselectableClass) || this._isDisabledDatepicker(target[0])) {
      return;
    }
    var inst = this._getInst(target[0]);
    inst.selectedDay = inst.currentDay = $('a', td).html();
    inst.selectedMonth = inst.currentMonth = month;
    inst.selectedYear = inst.currentYear = year;
    if (inst.stayOpen) {
      inst.endDay = inst.endMonth = inst.endYear = null;
    }
    this._selectDate(id, this._formatDate(inst,
      inst.currentDay, inst.currentMonth, inst.currentYear));
    if (inst.stayOpen) {
      inst.rangeStart = this._daylightSavingAdjust(
        new Date(inst.currentYear, inst.currentMonth, inst.currentDay));
      this._updateDatepicker(inst);
    }
  },

  /* Erase the input field and hide the date picker. */
  _clearDate: function(id) {
    var target = $(id);
    var inst = this._getInst(target[0]);
    inst.stayOpen = false;
    inst.endDay = inst.endMonth = inst.endYear = inst.rangeStart = null;
    this._selectDate(target, '');
  },

  /* Update the input field with the selected date. */
  _selectDate: function(id, dateStr) {
    var target = $(id);
    var inst = this._getInst(target[0]);
    dateStr = (dateStr != null ? dateStr : this._formatDate(inst));
    if (inst.input)
      inst.input.val(dateStr);
    this._updateAlternate(inst);
    var onSelect = this._get(inst, 'onSelect');
    if (onSelect)
      onSelect.apply((inst.input ? inst.input[0] : null), [dateStr, inst]);  // trigger custom callback
    else if (inst.input)
      inst.input.trigger('change'); // fire the change event
    if (inst.inline)
      this._updateDatepicker(inst);
    else if (!inst.stayOpen) {
      this._hideDatepicker(null, this._get(inst, 'duration'));
      this._lastInput = inst.input[0];
      if (typeof(inst.input[0]) != 'object')
        inst.input[0].focus(); // restore focus
      this._lastInput = null;
    }
  },

  /* Update any alternate field to synchronise with the main field. */
  _updateAlternate: function(inst) {
    var altField = this._get(inst, 'altField');
    if (altField) { // update alternate field too
      var altFormat = this._get(inst, 'altFormat') || this._get(inst, 'dateFormat');
      var date = this._getDate(inst);
      dateStr = this.formatDate(altFormat, date, this._getFormatConfig(inst));
      $(altField).each(function() { $(this).val(dateStr); });
    }
  },

  /* Set as beforeShowDay function to prevent selection of weekends.
     @param  date  Date - the date to customise
     @return [boolean, string] - is this date selectable?, what is its CSS class? */
  noWeekends: function(date) {
    var day = date.getDay();
    return [(day > 0 && day < 6), ''];
  },

  /* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition.
     @param  date  Date - the date to get the week for
     @return  number - the number of the week within the year that contains this date */
  iso8601Week: function(date) {
    var checkDate = new Date(date.getFullYear(), date.getMonth(), date.getDate());
    var firstMon = new Date(checkDate.getFullYear(), 1 - 1, 4); // First week always contains 4 Jan
    var firstDay = firstMon.getDay() || 7; // Day of week: Mon = 1, ..., Sun = 7
    firstMon.setDate(firstMon.getDate() + 1 - firstDay); // Preceding Monday
    if (firstDay < 4 && checkDate < firstMon) { // Adjust first three days in year if necessary
      checkDate.setDate(checkDate.getDate() - 3); // Generate for previous year
      return $.datepicker.iso8601Week(checkDate);
    } else if (checkDate > new Date(checkDate.getFullYear(), 12 - 1, 28)) { // Check last three days in year
      firstDay = new Date(checkDate.getFullYear() + 1, 1 - 1, 4).getDay() || 7;
      if (firstDay > 4 && (checkDate.getDay() || 7) < firstDay - 3) { // Adjust if necessary
        return 1;
      }
    }
    return Math.floor(((checkDate - firstMon) / 86400000) / 7) + 1; // Weeks to given date
  },

  /* Parse a string value into a date object.
     See formatDate below for the possible formats.

     @param  format    string - the expected format of the date
     @param  value     string - the date in the above format
     @param  settings  Object - attributes include:
                       shortYearCutoff  number - the cutoff year for determining the century (optional)
                       dayNamesShort    string[7] - abbreviated names of the days from Sunday (optional)
                       dayNames         string[7] - names of the days from Sunday (optional)
                       monthNamesShort  string[12] - abbreviated names of the months (optional)
                       monthNames       string[12] - names of the months (optional)
     @return  Date - the extracted date value or null if value is blank */
  parseDate: function (format, value, settings) {
    if (format == null || value == null)
      throw 'Invalid arguments';
    value = (typeof value == 'object' ? value.toString() : value + '');
    if (value == '')
      return null;
    var shortYearCutoff = (settings ? settings.shortYearCutoff : null) || this._defaults.shortYearCutoff;
    var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
    var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
    var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
    var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
    var year = -1;
    var month = -1;
    var day = -1;
    var doy = -1;
    var literal = false;
    // Check whether a format character is doubled
    var lookAhead = function(match) {
      var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
      if (matches)
        iFormat++;
      return matches;
    };
    // Extract a number from the string value
    var getNumber = function(match) {
      lookAhead(match);
      var origSize = (match == '@' ? 14 : (match == 'y' ? 4 : (match == 'o' ? 3 : 2)));
      var size = origSize;
      var num = 0;
      while (size > 0 && iValue < value.length &&
          value.charAt(iValue) >= '0' && value.charAt(iValue) <= '9') {
        num = num * 10 + parseInt(value.charAt(iValue++),10);
        size--;
      }
      if (size == origSize)
        throw 'Missing number at position ' + iValue;
      return num;
    };
    // Extract a name from the string value and convert to an index
    var getName = function(match, shortNames, longNames) {
      var names = (lookAhead(match) ? longNames : shortNames);
      var size = 0;
      for (var j = 0; j < names.length; j++)
        size = Math.max(size, names[j].length);
      var name = '';
      var iInit = iValue;
      while (size > 0 && iValue < value.length) {
        name += value.charAt(iValue++);
        for (var i = 0; i < names.length; i++)
          if (name == names[i])
            return i + 1;
        size--;
      }
      throw 'Unknown name at position ' + iInit;
    };
    // Confirm that a literal character matches the string value
    var checkLiteral = function() {
      if (value.charAt(iValue) != format.charAt(iFormat))
        throw 'Unexpected literal at position ' + iValue;
      iValue++;
    };
    var iValue = 0;
    for (var iFormat = 0; iFormat < format.length; iFormat++) {
      if (literal)
        if (format.charAt(iFormat) == "'" && !lookAhead("'"))
          literal = false;
        else
          checkLiteral();
      else
        switch (format.charAt(iFormat)) {
          case 'd':
            day = getNumber('d');
            break;
          case 'D':
            getName('D', dayNamesShort, dayNames);
            break;
          case 'o':
            doy = getNumber('o');
            break;
          case 'm':
            month = getNumber('m');
            break;
          case 'M':
            month = getName('M', monthNamesShort, monthNames);
            break;
          case 'y':
            year = getNumber('y');
            break;
          case '@':
            var date = new Date(getNumber('@'));
            year = date.getFullYear();
            month = date.getMonth() + 1;
            day = date.getDate();
            break;
          case "'":
            if (lookAhead("'"))
              checkLiteral();
            else
              literal = true;
            break;
          default:
            checkLiteral();
        }
    }
    if (year == -1)
      year = new Date().getFullYear();
    else if (year < 100)
      year += new Date().getFullYear() - new Date().getFullYear() % 100 +
        (year <= shortYearCutoff ? 0 : -100);
    if (doy > -1) {
      month = 1;
      day = doy;
      do {
        var dim = this._getDaysInMonth(year, month - 1);
        if (day <= dim)
          break;
        month++;
        day -= dim;
      } while (true);
    }
    var date = this._daylightSavingAdjust(new Date(year, month - 1, day));
    if (date.getFullYear() != year || date.getMonth() + 1 != month || date.getDate() != day)
      throw 'Invalid date'; // E.g. 31/02/*
    return date;
  },

  /* Standard date formats. */
  ATOM: 'yy-mm-dd', // RFC 3339 (ISO 8601)
  COOKIE: 'D, dd M yy',
  ISO_8601: 'yy-mm-dd',
  RFC_822: 'D, d M y',
  RFC_850: 'DD, dd-M-y',
  RFC_1036: 'D, d M y',
  RFC_1123: 'D, d M yy',
  RFC_2822: 'D, d M yy',
  RSS: 'D, d M y', // RFC 822
  TIMESTAMP: '@',
  W3C: 'yy-mm-dd', // ISO 8601

  /* Format a date object into a string value.
     The format can be combinations of the following:
     d  - day of month (no leading zero)
     dd - day of month (two digit)
     o  - day of year (no leading zeros)
     oo - day of year (three digit)
     D  - day name short
     DD - day name long
     m  - month of year (no leading zero)
     mm - month of year (two digit)
     M  - month name short
     MM - month name long
     y  - year (two digit)
     yy - year (four digit)
     @ - Unix timestamp (ms since 01/01/1970)
     '...' - literal text
     '' - single quote

     @param  format    string - the desired format of the date
     @param  date      Date - the date value to format
     @param  settings  Object - attributes include:
                       dayNamesShort    string[7] - abbreviated names of the days from Sunday (optional)
                       dayNames         string[7] - names of the days from Sunday (optional)
                       monthNamesShort  string[12] - abbreviated names of the months (optional)
                       monthNames       string[12] - names of the months (optional)
     @return  string - the date in the above format */
  formatDate: function (format, date, settings) {
    if (!date)
      return '';
    var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
    var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
    var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
    var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
    // Check whether a format character is doubled
    var lookAhead = function(match) {
      var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
      if (matches)
        iFormat++;
      return matches;
    };
    // Format a number, with leading zero if necessary
    var formatNumber = function(match, value, len) {
      var num = '' + value;
      if (lookAhead(match))
        while (num.length < len)
          num = '0' + num;
      return num;
    };
    // Format a name, short or long as requested
    var formatName = function(match, value, shortNames, longNames) {
      return (lookAhead(match) ? longNames[value] : shortNames[value]);
    };
    var output = '';
    var literal = false;
    if (date)
      for (var iFormat = 0; iFormat < format.length; iFormat++) {
        if (literal)
          if (format.charAt(iFormat) == "'" && !lookAhead("'"))
            literal = false;
          else
            output += format.charAt(iFormat);
        else
          switch (format.charAt(iFormat)) {
            case 'd':
              output += formatNumber('d', date.getDate(), 2);
              break;
            case 'D':
              output += formatName('D', date.getDay(), dayNamesShort, dayNames);
              break;
            case 'o':
              var doy = date.getDate();
              for (var m = date.getMonth() - 1; m >= 0; m--)
                doy += this._getDaysInMonth(date.getFullYear(), m);
              output += formatNumber('o', doy, 3);
              break;
            case 'm':
              output += formatNumber('m', date.getMonth() + 1, 2);
              break;
            case 'M':
              output += formatName('M', date.getMonth(), monthNamesShort, monthNames);
              break;
            case 'y':
              output += (lookAhead('y') ? date.getFullYear() :
                (date.getYear() % 100 < 10 ? '0' : '') + date.getYear() % 100);
              break;
            case '@':
              output += date.getTime();
              break;
            case "'":
              if (lookAhead("'"))
                output += "'";
              else
                literal = true;
              break;
            default:
              output += format.charAt(iFormat);
          }
      }
    return output;
  },

  /* Extract all possible characters from the date format. */
  _possibleChars: function (format) {
    var chars = '';
    var literal = false;
    for (var iFormat = 0; iFormat < format.length; iFormat++)
      if (literal)
        if (format.charAt(iFormat) == "'" && !lookAhead("'"))
          literal = false;
        else
          chars += format.charAt(iFormat);
      else
        switch (format.charAt(iFormat)) {
          case 'd': case 'm': case 'y': case '@':
            chars += '0123456789';
            break;
          case 'D': case 'M':
            return null; // Accept anything
          case "'":
            if (lookAhead("'"))
              chars += "'";
            else
              literal = true;
            break;
          default:
            chars += format.charAt(iFormat);
        }
    return chars;
  },

  /* Get a setting value, defaulting if necessary. */
  _get: function(inst, name) {
    return inst.settings[name] !== undefined ?
      inst.settings[name] : this._defaults[name];
  },

  /* Parse existing date and initialise date picker. */
  _setDateFromField: function(inst) {
    var dateFormat = this._get(inst, 'dateFormat');
    var dates = inst.input ? inst.input.val() : null;
    inst.endDay = inst.endMonth = inst.endYear = null;
    var date = defaultDate = this._getDefaultDate(inst);
    var settings = this._getFormatConfig(inst);
    try {
      date = this.parseDate(dateFormat, dates, settings) || defaultDate;
    } catch (event) {
      this.log(event);
      date = defaultDate;
    }
    inst.selectedDay = date.getDate();
    inst.drawMonth = inst.selectedMonth = date.getMonth();
    inst.drawYear = inst.selectedYear = date.getFullYear();
    inst.currentDay = (dates ? date.getDate() : 0);
    inst.currentMonth = (dates ? date.getMonth() : 0);
    inst.currentYear = (dates ? date.getFullYear() : 0);
    this._adjustInstDate(inst);
  },

  /* Retrieve the default date shown on opening. */
  _getDefaultDate: function(inst) {
    var date = this._determineDate(this._get(inst, 'defaultDate'), new Date());
    var minDate = this._getMinMaxDate(inst, 'min', true);
    var maxDate = this._getMinMaxDate(inst, 'max');
    date = (minDate && date < minDate ? minDate : date);
    date = (maxDate && date > maxDate ? maxDate : date);
    return date;
  },

  /* A date may be specified as an exact value or a relative one. */
  _determineDate: function(date, defaultDate) {
    var offsetNumeric = function(offset) {
      var date = new Date();
      date.setDate(date.getDate() + offset);
      return date;
    };
    var offsetString = function(offset, getDaysInMonth) {
      var date = new Date();
      var year = date.getFullYear();
      var month = date.getMonth();
      var day = date.getDate();
      var pattern = /([+-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?/g;
      var matches = pattern.exec(offset);
      while (matches) {
        switch (matches[2] || 'd') {
          case 'd' : case 'D' :
            day += parseInt(matches[1],10); break;
          case 'w' : case 'W' :
            day += parseInt(matches[1],10) * 7; break;
          case 'm' : case 'M' :
            month += parseInt(matches[1],10);
            day = Math.min(day, getDaysInMonth(year, month));
            break;
          case 'y': case 'Y' :
            year += parseInt(matches[1],10);
            day = Math.min(day, getDaysInMonth(year, month));
            break;
        }
        matches = pattern.exec(offset);
      }
      return new Date(year, month, day);
    };
    date = (date == null ? defaultDate :
      (typeof date == 'string' ? offsetString(date, this._getDaysInMonth) :
      (typeof date == 'number' ? (isNaN(date) ? defaultDate : offsetNumeric(date)) : date)));
    date = (date && date.toString() == 'Invalid Date' ? defaultDate : date);
    if (date) {
      date.setHours(0);
      date.setMinutes(0);
      date.setSeconds(0);
      date.setMilliseconds(0);
    }
    return this._daylightSavingAdjust(date);
  },

  /* Handle switch to/from daylight saving.
     Hours may be non-zero on daylight saving cut-over:
     > 12 when midnight changeover, but then cannot generate
     midnight datetime, so jump to 1AM, otherwise reset.
     @param  date  (Date) the date to check
     @return  (Date) the corrected date */
  _daylightSavingAdjust: function(date) {
    if (!date) return null;
    date.setHours(date.getHours() > 12 ? date.getHours() + 2 : 0);
    return date;
  },

  /* Set the date(s) directly. */
  _setDate: function(inst, date, endDate) {
    var clear = !(date);
    var origMonth = inst.selectedMonth;
    var origYear = inst.selectedYear;
    date = this._determineDate(date, new Date());
    inst.selectedDay = inst.currentDay = date.getDate();
    inst.drawMonth = inst.selectedMonth = inst.currentMonth = date.getMonth();
    inst.drawYear = inst.selectedYear = inst.currentYear = date.getFullYear();
    if (origMonth != inst.selectedMonth || origYear != inst.selectedYear)
      this._notifyChange(inst);
    this._adjustInstDate(inst);
    if (inst.input) {
      inst.input.val(clear ? '' : this._formatDate(inst));
    }
  },

  /* Retrieve the date(s) directly. */
  _getDate: function(inst) {
    var startDate = (!inst.currentYear || (inst.input && inst.input.val() == '') ? null :
      this._daylightSavingAdjust(new Date(
      inst.currentYear, inst.currentMonth, inst.currentDay)));
      return startDate;
  },

  /* Generate the HTML for the current state of the date picker. */
  _generateHTML: function(inst) {
    var today = new Date();
    today = this._daylightSavingAdjust(
      new Date(today.getFullYear(), today.getMonth(), today.getDate())); // clear time
    var isRTL = this._get(inst, 'isRTL');
    var showButtonPanel = this._get(inst, 'showButtonPanel');
    var hideIfNoPrevNext = this._get(inst, 'hideIfNoPrevNext');
    var navigationAsDateFormat = this._get(inst, 'navigationAsDateFormat');
    var numMonths = this._getNumberOfMonths(inst);
    var showCurrentAtPos = this._get(inst, 'showCurrentAtPos');
    var stepMonths = this._get(inst, 'stepMonths');
    var stepBigMonths = this._get(inst, 'stepBigMonths');
    var isMultiMonth = (numMonths[0] != 1 || numMonths[1] != 1);
    var currentDate = this._daylightSavingAdjust((!inst.currentDay ? new Date(9999, 9, 9) :
      new Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
    var minDate = this._getMinMaxDate(inst, 'min', true);
    var maxDate = this._getMinMaxDate(inst, 'max');
    var drawMonth = inst.drawMonth - showCurrentAtPos;
    var drawYear = inst.drawYear;
    if (drawMonth < 0) {
      drawMonth += 12;
      drawYear--;
    }
    if (maxDate) {
      var maxDraw = this._daylightSavingAdjust(new Date(maxDate.getFullYear(),
        maxDate.getMonth() - numMonths[1] + 1, maxDate.getDate()));
      maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw);
      while (this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1)) > maxDraw) {
        drawMonth--;
        if (drawMonth < 0) {
          drawMonth = 11;
          drawYear--;
        }
      }
    }
    var prevText = this._get(inst, 'prevText');
    prevText = (!navigationAsDateFormat ? prevText : this.formatDate(prevText,
      this._daylightSavingAdjust(new Date(drawYear, drawMonth - stepMonths, 1)),
      this._getFormatConfig(inst)));
    var prev = (this._canAdjustMonth(inst, -1, drawYear, drawMonth) ?
      '<a class="ui-datepicker-prev ui-corner-all" onclick="jQuery.datepicker._adjustDate(\'#' + inst.id + '\', -' + stepMonths + ', \'M\');init();"' +
      ' title="' + prevText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'e' : 'w') + '">' + prevText + '</span></a>' :
      (hideIfNoPrevNext ? '' : '<a class="ui-datepicker-prev ui-corner-all ui-state-disabled" title="'+ prevText +'"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'e' : 'w') + '">' + prevText + '</span></a>'));
    var nextText = this._get(inst, 'nextText');
    nextText = (!navigationAsDateFormat ? nextText : this.formatDate(nextText,
      this._daylightSavingAdjust(new Date(drawYear, drawMonth + stepMonths, 1)),
      this._getFormatConfig(inst)));
    var next = (this._canAdjustMonth(inst, +1, drawYear, drawMonth) ?
      '<a class="ui-datepicker-next ui-corner-all" onclick="jQuery.datepicker._adjustDate(\'#' + inst.id + '\', +' + stepMonths + ', \'M\');init();"' +
      ' title="' + nextText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'w' : 'e') + '">' + nextText + '</span></a>' :
      (hideIfNoPrevNext ? '' : '<a class="ui-datepicker-next ui-corner-all ui-state-disabled" title="'+ nextText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'w' : 'e') + '">' + nextText + '</span></a>'));
    var currentText = this._get(inst, 'currentText');
    var gotoDate = (this._get(inst, 'gotoCurrent') && inst.currentDay ? currentDate : today);
    currentText = (!navigationAsDateFormat ? currentText :
      this.formatDate(currentText, gotoDate, this._getFormatConfig(inst)));
    var controls = '<button type="button" class="ui-datepicker-close ui-state-default ui-priority-primary ui-corner-all" onclick="jQuery.datepicker._hideDatepicker();">' + this._get(inst, 'closeText') + '</button>';
    var buttonPanel = (showButtonPanel) ? '<div class="ui-datepicker-buttonpane ui-widget-content">' + (isRTL ? controls : '') +
      (this._isInRange(inst, gotoDate) ? '<button type="button" class="ui-datepicker-current ui-state-default ui-priority-secondary ui-corner-all" onclick="jQuery.datepicker._gotoToday(\'#' + inst.id + '\');"' +
      '>' + currentText + '</button>' : '') + (isRTL ? '' : controls) + '</div>' : '';
    var firstDay = parseInt(this._get(inst, 'firstDay'),10);
    firstDay = (isNaN(firstDay) ? 0 : firstDay);
    var dayNames = this._get(inst, 'dayNames');
    var dayNamesShort = this._get(inst, 'dayNamesShort');
    var dayNamesMin = this._get(inst, 'dayNamesMin');
    var monthNames = this._get(inst, 'monthNames');
    var monthNamesShort = this._get(inst, 'monthNamesShort');
    var beforeShowDay = this._get(inst, 'beforeShowDay');
    var showOtherMonths = this._get(inst, 'showOtherMonths');
    var calculateWeek = this._get(inst, 'calculateWeek') || this.iso8601Week;
    var endDate = inst.endDay ? this._daylightSavingAdjust(
      new Date(inst.endYear, inst.endMonth, inst.endDay)) : currentDate;
    var defaultDate = this._getDefaultDate(inst);
    var html = '';
    for (var row = 0; row < numMonths[0]; row++) {
      var group = '';
      for (var col = 0; col < numMonths[1]; col++) {
        var selectedDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, inst.selectedDay));
        var cornerClass = ' ui-corner-all';
        var calender = '';
        if (isMultiMonth) {
          calender += '<div class="ui-datepicker-group ui-datepicker-group-';
          switch (col) {
            case 0: calender += 'first'; cornerClass = ' ui-corner-' + (isRTL ? 'right' : 'left'); break;
            case numMonths[1]-1: calender += 'last'; cornerClass = ' ui-corner-' + (isRTL ? 'left' : 'right'); break;
            default: calender += 'middle'; cornerClass = ''; break;
          }
          calender += '">';
        }
        calender += '<div class="ui-datepicker-header ui-widget-header ui-helper-clearfix' + cornerClass + '">' +
          (/all|left/.test(cornerClass) && row == 0 ? (isRTL ? next : prev) : '') +
          (/all|right/.test(cornerClass) && row == 0 ? (isRTL ? prev : next) : '') +
          this._generateMonthYearHeader(inst, drawMonth, drawYear, minDate, maxDate,
          selectedDate, row > 0 || col > 0, monthNames, monthNamesShort) + // draw month headers
          '</div><table class="ui-datepicker-calendar"><thead>' +
          '<tr>';
        var thead = '';
        for (var dow = 0; dow < 7; dow++) { // days of the week
          var day = (dow + firstDay) % 7;
          thead += '<th' + ((dow + firstDay + 6) % 7 >= 5 ? ' class="ui-datepicker-week-end"' : '') + '>' +
            '<span title="' + dayNames[day] + '">' + dayNamesMin[day] + '</span></th>';
        }
        calender += thead + '</tr></thead><tbody>';
        var daysInMonth = this._getDaysInMonth(drawYear, drawMonth);
        if (drawYear == inst.selectedYear && drawMonth == inst.selectedMonth)
          inst.selectedDay = Math.min(inst.selectedDay, daysInMonth);
        var leadDays = (this._getFirstDayOfMonth(drawYear, drawMonth) - firstDay + 7) % 7;
        var numRows = (isMultiMonth ? 6 : Math.ceil((leadDays + daysInMonth) / 7)); // calculate the number of rows to generate
        var printDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1 - leadDays));
        for (var dRow = 0; dRow < numRows; dRow++) { // create date picker rows
          calender += '<tr>';
          var tbody = '';
          for (var dow = 0; dow < 7; dow++) { // create date picker days
            var daySettings = (beforeShowDay ?
              beforeShowDay.apply((inst.input ? inst.input[0] : null), [printDate]) : [true, '']);
            var otherMonth = (printDate.getMonth() != drawMonth);
            var unselectable = otherMonth || !daySettings[0] ||
              (minDate && printDate < minDate) || (maxDate && printDate > maxDate);
            tbody += '<td class="' +
              ((dow + firstDay + 6) % 7 >= 5 ? ' ui-datepicker-week-end' : '') + // highlight weekends
              (otherMonth ? ' ui-datepicker-other-month' : '') + // highlight days from other months
              ((printDate.getTime() == selectedDate.getTime() && drawMonth == inst.selectedMonth && inst._keyEvent) || // user pressed key
              (defaultDate.getTime() == printDate.getTime() && defaultDate.getTime() == selectedDate.getTime()) ?
              // or defaultDate is current printedDate and defaultDate is selectedDate
              ' ' + this._dayOverClass : '') + // highlight selected day
              (unselectable ? ' ' + this._unselectableClass + ' ui-state-disabled': '') +  // highlight unselectable days
              (otherMonth && !showOtherMonths ? '' : ' ' + daySettings[1] + // highlight custom dates
              (printDate.getTime() >= currentDate.getTime() && printDate.getTime() <= endDate.getTime() ? // in current range
              ' ' + this._currentClass : '') + // highlight selected day
              (printDate.getTime() == today.getTime() ? ' ui-datepicker-today' : '')) + '"' + // highlight today (if different)
              ((!otherMonth || showOtherMonths) && daySettings[2] ? ' title="' + daySettings[2] + '"' : '') + // cell title
              
              ( (unselectable || !(printDate.getTime() in this._defaults['dateList']))  ? ' onclick="return false;"' : ' onclick="jQuery.datepicker._selectDay(\'#' +
              inst.id + '\',' + drawMonth + ',' + drawYear + ', this);init();return false;"') + '>' + // actions
              
              (otherMonth ? (showOtherMonths ? printDate.getDate() : '&#xa0;') : // display for other months
              (unselectable ? '<span class="ui-state-default">' + printDate.getDate() + '</span>' : '<a class="ui-state-default' +
              // (printDate.getTime() == today.getTime() ? ' ui-state-highlight' : '') +
            //  (printDate.getTime() >= currentDate.getTime() && printDate.getTime() <= endDate.getTime() ? // in current range
            //  ' ui-state-active' : '') + // highlight selected day

              (printDate.getTime() in this._defaults['dateList']  ? // in current range
              ' ui-has-event' : '') + // highlight selected day
              
              '" ' +
              (printDate.getTime() in this._defaults['dateList']  ?
              'title="'+this._defaults['dateList'][printDate.getTime()]+'"': '' ) +
              
              ' href="#">' + printDate.getDate() + '</a>')) + '</td>'; // display for this month
            printDate.setDate(printDate.getDate() + 1);
            printDate = this._daylightSavingAdjust(printDate);
            
            

            
          }
          calender += tbody + '</tr>';
        }
        drawMonth++;
        if (drawMonth > 11) {
          drawMonth = 0;
          drawYear++;
        }
        calender += '</tbody></table>' + (isMultiMonth ? '</div>' : '');
        group += calender;
      }
      html += group;
    }
    html += (!inst.inline ? buttonPanel : '') +
      ($.browser.msie && parseInt($.browser.version,10) < 7 && !inst.inline ?
      '<iframe src="javascript:false;" class="ui-datepicker-cover" frameborder="0"></iframe>' : '');
    inst._keyEvent = false;
    return html;
  },

  /* Generate the month and year header. */
  _generateMonthYearHeader: function(inst, drawMonth, drawYear, minDate, maxDate,
      selectedDate, secondary, monthNames, monthNamesShort) {
    minDate = (inst.rangeStart && minDate && selectedDate < minDate ? selectedDate : minDate);
    var changeMonth = this._get(inst, 'changeMonth');
    var changeYear = this._get(inst, 'changeYear');
    var showMonthAfterYear = this._get(inst, 'showMonthAfterYear');
    var html = '<div class="ui-datepicker-title">';
    var monthHtml = '';
    // month selection
    if (secondary || !changeMonth)
      monthHtml += '<span class="ui-datepicker-month">' + monthNames[drawMonth] + '</span> ';
    else {
      var inMinYear = (minDate && minDate.getFullYear() == drawYear);
      var inMaxYear = (maxDate && maxDate.getFullYear() == drawYear);
      monthHtml += '<select class="ui-datepicker-month" ' +
        'onchange="jQuery.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'M\');" ' +
        'onclick="jQuery.datepicker._clickMonthYear(\'#' + inst.id + '\');"' +
        '>';
      for (var month = 0; month < 12; month++) {
        if ((!inMinYear || month >= minDate.getMonth()) &&
            (!inMaxYear || month <= maxDate.getMonth()))
          monthHtml += '<option value="' + month + '"' +
            (month == drawMonth ? ' selected="selected"' : '') +
            '>' + monthNamesShort[month] + '</option>';
      }
      monthHtml += '</select>';
    }
    if (!showMonthAfterYear)
      html += monthHtml + ((secondary || changeMonth || changeYear) && (!(changeMonth && changeYear)) ? '&#xa0;' : '');
    // year selection
    if (secondary || !changeYear)
      html += '<span class="ui-datepicker-year">' + drawYear + '</span>';
    else {
      // determine range of years to display
      var years = this._get(inst, 'yearRange').split(':');
      var year = 0;
      var endYear = 0;
      if (years.length != 2) {
        year = drawYear - 10;
        endYear = drawYear + 10;
      } else if (years[0].charAt(0) == '+' || years[0].charAt(0) == '-') {
        year = endYear = new Date().getFullYear();
        year += parseInt(years[0], 10);
        endYear += parseInt(years[1], 10);
      } else {
        year = parseInt(years[0], 10);
        endYear = parseInt(years[1], 10);
      }
      year = (minDate ? Math.max(year, minDate.getFullYear()) : year);
      endYear = (maxDate ? Math.min(endYear, maxDate.getFullYear()) : endYear);
      html += '<select class="ui-datepicker-year" ' +
        'onchange="jQuery.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'Y\');" ' +
        'onclick="jQuery.datepicker._clickMonthYear(\'#' + inst.id + '\');"' +
        '>';
      for (; year <= endYear; year++) {
        html += '<option value="' + year + '"' +
          (year == drawYear ? ' selected="selected"' : '') +
          '>' + year + '</option>';
      }
      html += '</select>';
    }
    if (showMonthAfterYear)
      html += (secondary || changeMonth || changeYear ? '&#xa0;' : '') + monthHtml;
    html += '</div>'; // Close datepicker_header
    return html;
  },

  /* Adjust one of the date sub-fields. */
  _adjustInstDate: function(inst, offset, period) {
    var year = inst.drawYear + (period == 'Y' ? offset : 0);
    var month = inst.drawMonth + (period == 'M' ? offset : 0);
    var day = Math.min(inst.selectedDay, this._getDaysInMonth(year, month)) +
      (period == 'D' ? offset : 0);
    var date = this._daylightSavingAdjust(new Date(year, month, day));
    // ensure it is within the bounds set
    var minDate = this._getMinMaxDate(inst, 'min', true);
    var maxDate = this._getMinMaxDate(inst, 'max');
    date = (minDate && date < minDate ? minDate : date);
    date = (maxDate && date > maxDate ? maxDate : date);
    inst.selectedDay = date.getDate();
    inst.drawMonth = inst.selectedMonth = date.getMonth();
    inst.drawYear = inst.selectedYear = date.getFullYear();
    if (period == 'M' || period == 'Y')
      this._notifyChange(inst);
  },

  /* Notify change of month/year. */
  _notifyChange: function(inst) {
    var onChange = this._get(inst, 'onChangeMonthYear');
    if (onChange)
      onChange.apply((inst.input ? inst.input[0] : null),
        [inst.selectedYear, inst.selectedMonth + 1, inst]);
  },

  /* Determine the number of months to show. */
  _getNumberOfMonths: function(inst) {
    var numMonths = this._get(inst, 'numberOfMonths');
    return (numMonths == null ? [1, 1] : (typeof numMonths == 'number' ? [1, numMonths] : numMonths));
  },

  /* Determine the current maximum date - ensure no time components are set - may be overridden for a range. */
  _getMinMaxDate: function(inst, minMax, checkRange) {
    var date = this._determineDate(this._get(inst, minMax + 'Date'), null);
    return (!checkRange || !inst.rangeStart ? date :
      (!date || inst.rangeStart > date ? inst.rangeStart : date));
  },

  /* Find the number of days in a given month. */
  _getDaysInMonth: function(year, month) {
    return 32 - new Date(year, month, 32).getDate();
  },

  /* Find the day of the week of the first of a month. */
  _getFirstDayOfMonth: function(year, month) {
    return new Date(year, month, 1).getDay();
  },

  /* Determines if we should allow a "next/prev" month display change. */
  _canAdjustMonth: function(inst, offset, curYear, curMonth) {
    var numMonths = this._getNumberOfMonths(inst);
    var date = this._daylightSavingAdjust(new Date(
      curYear, curMonth + (offset < 0 ? offset : numMonths[1]), 1));
    if (offset < 0)
      date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth()));
    return this._isInRange(inst, date);
  },

  /* Is the given date in the accepted range? */
  _isInRange: function(inst, date) {
    // during range selection, use minimum of selected date and range start
    var newMinDate = (!inst.rangeStart ? null : this._daylightSavingAdjust(
      new Date(inst.selectedYear, inst.selectedMonth, inst.selectedDay)));
    newMinDate = (newMinDate && inst.rangeStart < newMinDate ? inst.rangeStart : newMinDate);
    var minDate = newMinDate || this._getMinMaxDate(inst, 'min');
    var maxDate = this._getMinMaxDate(inst, 'max');
    return ((!minDate || date >= minDate) && (!maxDate || date <= maxDate));
  },

  /* Provide the configuration settings for formatting/parsing. */
  _getFormatConfig: function(inst) {
    var shortYearCutoff = this._get(inst, 'shortYearCutoff');
    shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
      new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
    return {shortYearCutoff: shortYearCutoff,
      dayNamesShort: this._get(inst, 'dayNamesShort'), dayNames: this._get(inst, 'dayNames'),
      monthNamesShort: this._get(inst, 'monthNamesShort'), monthNames: this._get(inst, 'monthNames')};
  },

  /* Format the given date for display. */
  _formatDate: function(inst, day, month, year) {
    if (!day) {
      inst.currentDay = inst.selectedDay;
      inst.currentMonth = inst.selectedMonth;
      inst.currentYear = inst.selectedYear;
    }
    var date = (day ? (typeof day == 'object' ? day :
      this._daylightSavingAdjust(new Date(year, month, day))) :
      this._daylightSavingAdjust(new Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
    return this.formatDate(this._get(inst, 'dateFormat'), date, this._getFormatConfig(inst));
  }
});

/* jQuery extend now ignores nulls! */
function extendRemove(target, props) {
  $.extend(target, props);
  for (var name in props)
    if (props[name] == null || props[name] == undefined)
      target[name] = props[name];
  return target;
};

/* Determine whether an object is an array. */
function isArray(a) {
  return (a && (($.browser.safari && typeof a == 'object' && a.length) ||
    (a.constructor && a.constructor.toString().match(/\Array\(\)/))));
};

/* Invoke the datepicker functionality.
   @param  options  string - a command, optionally followed by additional parameters or
                    Object - settings for attaching new datepicker functionality
   @return  jQuery object */
$.fn.datepicker = function(options){

  /* Initialise the date picker. */
  if (!$.datepicker.initialized) {
    $(document.body).append($.datepicker.dpDiv).
      mousedown($.datepicker._checkExternalClick);
    $.datepicker.initialized = true;
  }

  var otherArgs = Array.prototype.slice.call(arguments, 1);
  if (typeof options == 'string' && (options == 'isDisabled' || options == 'getDate'))
    return $.datepicker['_' + options + 'Datepicker'].
      apply($.datepicker, [this[0]].concat(otherArgs));
  return this.each(function() {
    typeof options == 'string' ?
      $.datepicker['_' + options + 'Datepicker'].
        apply($.datepicker, [this].concat(otherArgs)) :
      $.datepicker._attachDatepicker(this, options);
  });
};

$.datepicker = new Datepicker(); // singleton instance
$.datepicker.initialized = false;
$.datepicker.uuid = new Date().getTime();
$.datepicker.version = "1.6rc5";

})(jQuery);